#288AA2#288AA2

#288AA2 is a mid, moderate cyan. Relative luminance 0.212; OKLCH L 58.9% C 0.094 H 218.1°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#288AA2
RGB	rgb(40, 138, 162)
HSL	hsl(192, 60%, 40%)
HSV	hsv(192, 75%, 64%)
CMYK	cmyk(75.3%, 14.8%, 0%, 36.5%)
CIE-LAB	lab(53.21, -19.47, -20.75)
CIE-LCH	lch(53.21, 28.46, 226.82°)
OKLab	oklab(58.88% -0.0739 -0.058)
OKLCH	oklch(58.88% 0.094 218.1)
XYZ	xyz(16.4824, 21.2347, 37.4054)
Luminance	0.2124 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288AA2 #A24028

analogous

#28A27D #288AA2 #284DA2

triadic

#288AA2 #A2288A #8AA228

tetradic

#288AA2 #7D28A2 #A24028 #4DA228

square

#288AA2 #7D28A2 #A24028 #4DA228

split-complementary

#288AA2 #A2284D #A27D28

monochromatic

#103640 #1C6071 #288AA2 #39B1CE #6AC4DA

Accessibility & contrast

On white

4.00

#288AA2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#288AA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288AA2

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288AA2	#FFFFFF	#000000	##000000
##288AA2	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B86A3

Deuteranopia (green-blind)

#6A7AA2

Tritanopia (blue-blind)

#009292

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #288aa2;
/* rgb */ color: rgb(40, 138, 162);
/* oklch */ color: oklch(58.9% 0.094 218.1);

Tailwind

colors: {
  custom: {
    50: '#75acbd',
    500: '#288aa2',
    950: '#000000',
  },
}

SCSS

$custom: #288aa2;
$custom-light: #75acbd;
$custom-dark: #000000;

JSON

{
  "hex": "#288aa2",
  "rgb": {
    "r": 40,
    "g": 138,
    "b": 162
  },
  "hsl": {
    "h": 191.803,
    "s": 60.396,
    "l": 39.608
  },
  "oklch": {
    "l": 0.58878,
    "c": 0.09393,
    "h": 218.1
  },
  "luminance": 0.21237
}

Semantic roles & 50–950 ramp

primary

#288AA2

secondary

#C17765

accent

#6444E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #288AA2

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

Preview Lab → · Contrast checker → · Palette generator →