#31679B#31679B

#31679B is a mid, moderate cyan. Relative luminance 0.127; OKLCH L 50.2% C 0.101 H 249.8°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#31679B
RGB	rgb(49, 103, 155)
HSL	hsl(209, 52%, 40%)
HSV	hsv(209, 68%, 61%)
CMYK	cmyk(68.4%, 33.5%, 0%, 39.2%)
CIE-LAB	lab(42.34, -0.40, -33.52)
CIE-LCH	lch(42.34, 33.53, 269.31°)
OKLab	oklab(50.2% -0.035 -0.095)
OKLCH	oklch(50.2% 0.101 249.8)
XYZ	xyz(12.0311, 12.7188, 32.8249)
Luminance	0.1272 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31679B #9B6531

analogous

#319B9A #31679B #31329B

triadic

#31679B #9B3167 #679B31

tetradic

#31679B #9A319B #9B6531 #329B31

square

#31679B #9A319B #9B6531 #329B31

split-complementary

#31679B #9B3132 #9B9A31

monochromatic

#14293E #22486D #31679B #4586C4 #73A4D3

Accessibility & contrast

On white

5.93

#31679B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#31679B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31679B

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31679B	#FFFFFF	#000000	##FFFFFF
##31679B	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50699D

Deuteranopia (green-blind)

#415F9A

Tritanopia (blue-blind)

#00737A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #31679b;
/* rgb */ color: rgb(49, 103, 155);
/* oklch */ color: oklch(50.2% 0.101 249.8);

Tailwind

colors: {
  custom: {
    50: '#7592b9',
    500: '#31679b',
    950: '#000000',
  },
}

SCSS

$custom: #31679b;
$custom-light: #7592b9;
$custom-dark: #000000;

JSON

{
  "hex": "#31679b",
  "rgb": {
    "r": 49,
    "g": 103,
    "b": 155
  },
  "hsl": {
    "h": 209.434,
    "s": 51.961,
    "l": 40
  },
  "oklch": {
    "l": 0.50201,
    "c": 0.10121,
    "h": 249.8
  },
  "luminance": 0.1272
}

Semantic roles & 50–950 ramp

primary

#31679B

secondary

#BB936D

accent

#934CDB

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090C11

muted

#7B7D80

Preview Lab

Preview with #31679B

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

Preview Lab → · Contrast checker → · Palette generator →