#31839B#31839B

#31839B is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.1% C 0.086 H 220.8°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#31839B
RGB	rgb(49, 131, 155)
HSL	hsl(194, 52%, 40%)
HSV	hsv(194, 68%, 61%)
CMYK	cmyk(68.4%, 15.5%, 0%, 39.2%)
CIE-LAB	lab(50.98, -16.73, -20.09)
CIE-LCH	lch(50.98, 26.14, 230.22°)
OKLab	oklab(57.07% -0.065 -0.056)
OKLCH	oklch(57.07% 0.086 220.8)
XYZ	xyz(15.2969, 19.2504, 33.9135)
Luminance	0.1925 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31839B #9B4931

analogous

#319B7E #31839B #314E9B

triadic

#31839B #9B3183 #839B31

tetradic

#31839B #7E319B #9B4931 #4E9B31

square

#31839B #7E319B #9B4931 #4E9B31

split-complementary

#31839B #9B314E #9B7E31

monochromatic

#14343E #225C6D #31839B #45A7C4 #73BDD3

Accessibility & contrast

On white

4.33

#31839B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#31839B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #31839B

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31839B	#FFFFFF	#000000	##000000
##31839B	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#75809C

Deuteranopia (green-blind)

#66759B

Tritanopia (blue-blind)

#008B8B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #31839b;
/* rgb */ color: rgb(49, 131, 155);
/* oklch */ color: oklch(57.1% 0.086 220.8);

Tailwind

colors: {
  custom: {
    50: '#76a7b8',
    500: '#31839b',
    950: '#000000',
  },
}

SCSS

$custom: #31839b;
$custom-light: #76a7b8;
$custom-dark: #000000;

JSON

{
  "hex": "#31839b",
  "rgb": {
    "r": 49,
    "g": 131,
    "b": 155
  },
  "hsl": {
    "h": 193.585,
    "s": 51.961,
    "l": 40
  },
  "oklch": {
    "l": 0.57065,
    "c": 0.0858,
    "h": 220.8
  },
  "luminance": 0.19252
}

Semantic roles & 50–950 ramp

primary

#31839B

secondary

#BB7F6D

accent

#6D4CDB

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #31839B

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

Preview Lab → · Contrast checker → · Palette generator →