#316DA8#316DA8

#316DA8 is a mid, moderate cyan. Relative luminance 0.144; OKLCH L 52.4% C 0.112 H 250.5°. Best body text is #FFFFFF at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#316DA8
RGB	rgb(49, 109, 168)
HSL	hsl(210, 55%, 43%)
HSV	hsv(210, 71%, 66%)
CMYK	cmyk(70.8%, 35.1%, 0%, 34.1%)
CIE-LAB	lab(44.82, 0.63, -37.28)
CIE-LCH	lch(44.82, 37.29, 270.96°)
OKLab	oklab(52.37% -0.0375 -0.1058)
OKLCH	oklch(52.37% 0.112 250.5)
XYZ	xyz(13.8005, 14.4159, 39.0934)
Luminance	0.1442 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316DA8 #A86C31

analogous

#31A8A8 #316DA8 #3131A8

triadic

#316DA8 #A8316D #6DA831

tetradic

#316DA8 #A831A8 #A86C31 #31A831

square

#316DA8 #A831A8 #A86C31 #31A831

split-complementary

#316DA8 #A83131 #A8A831

monochromatic

#153049 #234E79 #316DA8 #4C8CCB #7BAAD8

Accessibility & contrast

On white

5.41

#316DA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#316DA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316DA8

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316DA8	#FFFFFF	#000000	##FFFFFF
##316DA8	1.00	5.41	3.88	5.41
#FFFFFF	5.41	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5270AA

Deuteranopia (green-blind)

#4165A7

Tritanopia (blue-blind)

#007B82

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #316da8;
/* rgb */ color: rgb(49, 109, 168);
/* oklch */ color: oklch(52.4% 0.112 250.5);

Tailwind

colors: {
  custom: {
    50: '#7896c2',
    500: '#316da8',
    950: '#000000',
  },
}

SCSS

$custom: #316da8;
$custom-light: #7896c2;
$custom-dark: #000000;

JSON

{
  "hex": "#316da8",
  "rgb": {
    "r": 49,
    "g": 109,
    "b": 168
  },
  "hsl": {
    "h": 209.748,
    "s": 54.839,
    "l": 42.549
  },
  "oklch": {
    "l": 0.52374,
    "c": 0.11228,
    "h": 250.5
  },
  "luminance": 0.14417
}

Semantic roles & 50–950 ramp

primary

#316DA8

secondary

#C19A74

accent

#934ADE

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #316DA8

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

Preview Lab → · Contrast checker → · Palette generator →