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Colors
#21BBE4

#21BBE4

Every representation of #21BBE4, its WCAG contrast behavior, and related colors worth exploring. Click any value to copy it.

AaAa

Relative luminance: 0.4147
Brightness: 146 / 255
Reads as: A light color — pair it with dark text.

Color formats

HEX: #21bbe4
RGB: rgb(33, 187, 228)
RGBA: rgba(33, 187, 228, 1)
CMYK: cmyk(86%, 18%, 0%, 11%)
HSV: hsv(193°, 86%, 89%)
HSL: hsl(193, 78%, 51%)
LAB: lab(70.5% -23.57 -31.09)
XYZ: xyz(32.4, 41.46, 79.68)

Accessibility

WCAG 2 contrast for #21BBE4 as a text color on the two most common surfaces.

On white

Fail

The quick brown fox jumps over the lazy dog.

Contrast ratio: 2.26:1

AA normal textFail
AA large textFail
AAA normal textFail
AAA large textFail
UI componentsFail

On black

AAA

The quick brown fox jumps over the lazy dog.

Contrast ratio: 9.29:1

AA normal textPass
AA large textPass
AAA normal textPass
AAA large textPass
UI componentsPass

Related colors

Shades (darker)

#189ec2 #137e9b #0e5f74 #093f4e #052027

Tints (lighter)

#46c6e9 #6bd2ed #90ddf2 #b5e8f6 #daf4fb

Harmonies (complementary, analogous, triadic)

#e44a21 #21e4ac #2159e4 #e421bb #bbe421

#21BBE4 Color | ColorForge