#2899B9#2899B9

#2899B9 is a light, moderate cyan. Relative luminance 0.267; OKLCH L 63.6% C 0.107 H 221.8°. Best body text is #000000 at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#2899B9
RGB	rgb(40, 153, 185)
HSL	hsl(193, 64%, 44%)
HSV	hsv(193, 78%, 73%)
CMYK	cmyk(78.4%, 17.3%, 0%, 27.5%)
CIE-LAB	lab(58.73, -19.73, -25.40)
CIE-LCH	lch(58.73, 32.17, 232.16°)
OKLab	oklab(63.61% -0.0796 -0.0711)
OKLCH	oklch(63.61% 0.107 221.8)
XYZ	xyz(21.0196, 26.7338, 49.9418)
Luminance	0.2674 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2899B9 #B94828

analogous

#28B991 #2899B9 #2851B9

triadic

#2899B9 #B92899 #99B928

tetradic

#2899B9 #9128B9 #B94828 #51B928

square

#2899B9 #9128B9 #B94828 #51B928

split-complementary

#2899B9 #B92851 #B99128

monochromatic

#124654 #1D6F87 #2899B9 #47B7D7 #79CBE2

Accessibility & contrast

On white

3.31

#2899B9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.35

#2899B9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2899B9

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2899B9	#FFFFFF	#000000	##000000
##2899B9	1.00	3.31	6.35	6.35
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.35	21.00	1.00	1.00
##000000	6.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8695BB

Deuteranopia (green-blind)

#7387B9

Tritanopia (blue-blind)

#00A3A3

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #2899b9;
/* rgb */ color: rgb(40, 153, 185);
/* oklch */ color: oklch(63.6% 0.107 221.8);

Tailwind

colors: {
  custom: {
    50: '#7ab7ce',
    500: '#2899b9',
    950: '#000000',
  },
}

SCSS

$custom: #2899b9;
$custom-light: #7ab7ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2899b9",
  "rgb": {
    "r": 40,
    "g": 153,
    "b": 185
  },
  "hsl": {
    "h": 193.241,
    "s": 64.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.63611,
    "c": 0.10676,
    "h": 221.8
  },
  "luminance": 0.26736
}

Semantic roles & 50–950 ramp

primary

#2899B9

secondary

#CA8673

accent

#6540E7

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #2899B9

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

Preview Lab → · Contrast checker → · Palette generator →