#31789D#31789D

#31789D is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.4% C 0.091 H 234.7°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#31789D
RGB	rgb(49, 120, 157)
HSL	hsl(201, 52%, 40%)
HSV	hsv(201, 69%, 62%)
CMYK	cmyk(68.8%, 23.6%, 0%, 38.4%)
CIE-LAB	lab(47.65, -9.87, -26.40)
CIE-LCH	lch(47.65, 28.18, 249.50°)
OKLab	oklab(54.43% -0.0524 -0.0741)
OKLCH	oklch(54.43% 0.091 234.7)
XYZ	xyz(14.0665, 16.5187, 34.3389)
Luminance	0.1652 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31789D #9D5631

analogous

#319D8C #31789D #31429D

triadic

#31789D #9D3178 #789D31

tetradic

#31789D #8C319D #9D5631 #429D31

square

#31789D #8C319D #9D5631 #429D31

split-complementary

#31789D #9D3142 #9D8C31

monochromatic

#143140 #22546E #31789D #469AC5 #75B3D4

Accessibility & contrast

On white

4.88

#31789D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#31789D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31789D

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31789D	#FFFFFF	#000000	##FFFFFF
##31789D	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66779F

Deuteranopia (green-blind)

#576C9C

Tritanopia (blue-blind)

#008284

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #31789d;
/* rgb */ color: rgb(49, 120, 157);
/* oklch */ color: oklch(54.4% 0.091 234.7);

Tailwind

colors: {
  custom: {
    50: '#769fba',
    500: '#31789d',
    950: '#000000',
  },
}

SCSS

$custom: #31789d;
$custom-light: #769fba;
$custom-dark: #000000;

JSON

{
  "hex": "#31789d",
  "rgb": {
    "r": 49,
    "g": 120,
    "b": 157
  },
  "hsl": {
    "h": 200.556,
    "s": 52.427,
    "l": 40.392
  },
  "oklch": {
    "l": 0.54431,
    "c": 0.0908,
    "h": 234.7
  },
  "luminance": 0.1652
}

Semantic roles & 50–950 ramp

primary

#31789D

secondary

#BC896E

accent

#7D4CDC

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #31789D

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

Preview Lab → · Contrast checker → · Palette generator →