#90B1CB#90B1CB

#90B1CB is a light, muted cyan. Relative luminance 0.417; OKLCH L 74.5% C 0.052 H 242.1°. Best body text is #000000 at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#90B1CB
RGB	rgb(144, 177, 203)
HSL	hsl(206, 36%, 68%)
HSV	hsv(206, 29%, 80%)
CMYK	cmyk(29.1%, 12.8%, 0%, 20.4%)
CIE-LAB	lab(70.65, -5.16, -16.84)
CIE-LCH	lch(70.65, 17.62, 252.97°)
OKLab	oklab(74.49% -0.0244 -0.0461)
OKLCH	oklch(74.49% 0.052 242.1)
XYZ	xyz(38.0000, 41.6838, 62.5319)
Luminance	0.4168 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90B1CB #CBAA90

analogous

#90CBC7 #90B1CB #9093CB

triadic

#90B1CB #CB90B1 #B1CB90

tetradic

#90B1CB #C790CB #CBAA90 #93CB90

square

#90B1CB #C790CB #CBAA90 #93CB90

split-complementary

#90B1CB #CB9093 #CBC790

monochromatic

#487599 #6694B7 #90B1CB #BACEDF #E3ECF2

Accessibility & contrast

On white

2.25

#90B1CB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.34

#90B1CB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90B1CB

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90B1CB	#FFFFFF	#000000	##000000
##90B1CB	1.00	2.25	9.34	9.34
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.34	21.00	1.00	1.00
##000000	9.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6B0CC

Deuteranopia (green-blind)

#9FAACB

Tritanopia (blue-blind)

#7EB7B9

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #90b1cb;
/* rgb */ color: rgb(144, 177, 203);
/* oklch */ color: oklch(74.5% 0.052 242.1);

Tailwind

colors: {
  custom: {
    50: '#b2c8da',
    500: '#90b1cb',
    950: '#000000',
  },
}

SCSS

$custom: #90b1cb;
$custom-light: #b2c8da;
$custom-dark: #000000;

JSON

{
  "hex": "#90b1cb",
  "rgb": {
    "r": 144,
    "g": 177,
    "b": 203
  },
  "hsl": {
    "h": 206.441,
    "s": 36.196,
    "l": 68.039
  },
  "oklch": {
    "l": 0.74486,
    "c": 0.05213,
    "h": 242.1
  },
  "luminance": 0.41685
}

Semantic roles & 50–950 ramp

primary

#90B1CB

secondary

#E4DAD2

accent

#6C36AF

background

#FBFCFD

surface

#F6F8FA

border

#D0D1D3

text

#111315

muted

#808283

Preview Lab

Preview with #90B1CB

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

Preview Lab → · Contrast checker → · Palette generator →