#31679D#31679D

#31679D is a mid, moderate cyan. Relative luminance 0.128; OKLCH L 50.3% C 0.104 H 250.6°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#31679D
RGB	rgb(49, 103, 157)
HSL	hsl(210, 52%, 40%)
HSV	hsv(210, 69%, 62%)
CMYK	cmyk(68.8%, 34.4%, 0%, 38.4%)
CIE-LAB	lab(42.44, 0.33, -34.55)
CIE-LCH	lch(42.44, 34.55, 270.54°)
OKLab	oklab(50.32% -0.0344 -0.0979)
OKLCH	oklch(50.32% 0.104 250.6)
XYZ	xyz(12.2004, 12.7865, 33.7168)
Luminance	0.1279 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31679D #9D6731

analogous

#319D9D #31679D #31319D

triadic

#31679D #9D3167 #679D31

tetradic

#31679D #9D319D #9D6731 #319D31

square

#31679D #9D319D #9D6731 #319D31

split-complementary

#31679D #9D3131 #9D9D31

monochromatic

#142A40 #22486E #31679D #4686C5 #75A4D4

Accessibility & contrast

On white

5.90

#31679D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#31679D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31679D

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31679D	#FFFFFF	#000000	##FFFFFF
##31679D	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F6A9F

Deuteranopia (green-blind)

#40609C

Tritanopia (blue-blind)

#00747B

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #31679d;
/* rgb */ color: rgb(49, 103, 157);
/* oklch */ color: oklch(50.3% 0.104 250.6);

Tailwind

colors: {
  custom: {
    50: '#7592ba',
    500: '#31679d',
    950: '#000000',
  },
}

SCSS

$custom: #31679d;
$custom-light: #7592ba;
$custom-dark: #000000;

JSON

{
  "hex": "#31679d",
  "rgb": {
    "r": 49,
    "g": 103,
    "b": 157
  },
  "hsl": {
    "h": 210,
    "s": 52.427,
    "l": 40.392
  },
  "oklch": {
    "l": 0.50316,
    "c": 0.10382,
    "h": 250.6
  },
  "luminance": 0.12788
}

Semantic roles & 50–950 ramp

primary

#31679D

secondary

#BC956E

accent

#944CDC

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090C11

muted

#7B7D80

Preview Lab

Preview with #31679D

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

Preview Lab → · Contrast checker → · Palette generator →