#2899B7#2899B7

#2899B7 is a light, moderate cyan. Relative luminance 0.267; OKLCH L 63.5% C 0.105 H 220.3°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#2899B7
RGB	rgb(40, 153, 183)
HSL	hsl(193, 64%, 44%)
HSV	hsv(193, 78%, 72%)
CMYK	cmyk(78.1%, 16.4%, 0%, 28.2%)
CIE-LAB	lab(58.65, -20.41, -24.39)
CIE-LCH	lch(58.65, 31.80, 230.08°)
OKLab	oklab(63.52% -0.0804 -0.0682)
OKLCH	oklch(63.52% 0.105 220.3)
XYZ	xyz(20.8099, 26.6499, 48.8377)
Luminance	0.2665 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2899B7 #B74628

analogous

#28B78D #2899B7 #2851B7

triadic

#2899B7 #B72899 #99B728

tetradic

#2899B7 #8D28B7 #B74628 #51B728

square

#2899B7 #8D28B7 #B74628 #51B728

split-complementary

#2899B7 #B72851 #B78D28

monochromatic

#124553 #1D6F85 #2899B7 #46B8D6 #78CBE1

Accessibility & contrast

On white

3.32

#2899B7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#2899B7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2899B7

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2899B7	#FFFFFF	#000000	##000000
##2899B7	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8795B9

Deuteranopia (green-blind)

#7487B7

Tritanopia (blue-blind)

#00A3A3

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #2899b7;
/* rgb */ color: rgb(40, 153, 183);
/* oklch */ color: oklch(63.5% 0.105 220.3);

Tailwind

colors: {
  custom: {
    50: '#79b7cc',
    500: '#2899b7',
    950: '#000000',
  },
}

SCSS

$custom: #2899b7;
$custom-light: #79b7cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2899b7",
  "rgb": {
    "r": 40,
    "g": 153,
    "b": 183
  },
  "hsl": {
    "h": 192.587,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.63523,
    "c": 0.10545,
    "h": 220.3
  },
  "luminance": 0.26652
}

Semantic roles & 50–950 ramp

primary

#2899B7

secondary

#C98472

accent

#6441E7

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #2899B7

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →