#288EAC#288EAC

#288EAC is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.3% C 0.100 H 222.3°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#288EAC
RGB	rgb(40, 142, 172)
HSL	hsl(194, 62%, 42%)
HSV	hsv(194, 77%, 67%)
CMYK	cmyk(76.7%, 17.4%, 0%, 32.5%)
CIE-LAB	lab(54.84, -18.25, -23.99)
CIE-LCH	lch(54.84, 30.15, 232.74°)
OKLab	oklab(60.32% -0.0739 -0.0672)
OKLCH	oklch(60.32% 0.1 222.3)
XYZ	xyz(17.9914, 22.7735, 42.4692)
Luminance	0.2278 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288EAC #AC4628

analogous

#28AC88 #288EAC #284CAC

triadic

#288EAC #AC288E #8EAC28

tetradic

#288EAC #8828AC #AC4628 #4CAC28

square

#288EAC #8828AC #AC4628 #4CAC28

split-complementary

#288EAC #AC284C #AC8828

monochromatic

#113C49 #1C657A #288EAC #3FB1D2 #71C5DE

Accessibility & contrast

On white

3.78

#288EAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#288EAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288EAC

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288EAC	#FFFFFF	#000000	##000000
##288EAC	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8AAE

Deuteranopia (green-blind)

#6B7EAC

Tritanopia (blue-blind)

#009798

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #288eac;
/* rgb */ color: rgb(40, 142, 172);
/* oklch */ color: oklch(60.3% 0.100 222.3);

Tailwind

colors: {
  custom: {
    50: '#77afc4',
    500: '#288eac',
    950: '#000000',
  },
}

SCSS

$custom: #288eac;
$custom-light: #77afc4;
$custom-dark: #000000;

JSON

{
  "hex": "#288eac",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 172
  },
  "hsl": {
    "h": 193.636,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.60319,
    "c": 0.09989,
    "h": 222.3
  },
  "luminance": 0.22776
}

Semantic roles & 50–950 ramp

primary

#288EAC

secondary

#C57F6B

accent

#6742E5

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #288EAC

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

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