#31779B#31779B

#31779B is a mid, moderate cyan. Relative luminance 0.162; OKLCH L 54.1% C 0.089 H 234.3°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#31779B
RGB	rgb(49, 119, 155)
HSL	hsl(200, 52%, 40%)
HSV	hsv(200, 68%, 61%)
CMYK	cmyk(68.4%, 23.2%, 0%, 39.2%)
CIE-LAB	lab(47.25, -9.98, -25.84)
CIE-LCH	lch(47.25, 27.70, 248.88°)
OKLab	oklab(54.09% -0.0521 -0.0725)
OKLCH	oklch(54.09% 0.089 234.3)
XYZ	xyz(13.7775, 16.2117, 33.4071)
Luminance	0.1621 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31779B #9B5531

analogous

#319B8A #31779B #31429B

triadic

#31779B #9B3177 #779B31

tetradic

#31779B #8A319B #9B5531 #429B31

square

#31779B #8A319B #9B5531 #429B31

split-complementary

#31779B #9B3142 #9B8A31

monochromatic

#14303E #22536D #31779B #4599C4 #73B3D3

Accessibility & contrast

On white

4.95

#31779B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#31779B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31779B

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31779B	#FFFFFF	#000000	##FFFFFF
##31779B	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66769D

Deuteranopia (green-blind)

#576B9A

Tritanopia (blue-blind)

#008083

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #31779b;
/* rgb */ color: rgb(49, 119, 155);
/* oklch */ color: oklch(54.1% 0.089 234.3);

Tailwind

colors: {
  custom: {
    50: '#769eb8',
    500: '#31779b',
    950: '#000000',
  },
}

SCSS

$custom: #31779b;
$custom-light: #769eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#31779b",
  "rgb": {
    "r": 49,
    "g": 119,
    "b": 155
  },
  "hsl": {
    "h": 200.377,
    "s": 51.961,
    "l": 40
  },
  "oklch": {
    "l": 0.54087,
    "c": 0.0893,
    "h": 234.3
  },
  "luminance": 0.16213
}

Semantic roles & 50–950 ramp

primary

#31779B

secondary

#BB876D

accent

#7D4CDB

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #31779B

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

Preview Lab → · Contrast checker → · Palette generator →