#316CC4#316CC4

#316CC4 is a mid, vivid blue. Relative luminance 0.154; OKLCH L 53.9% C 0.151 H 258.5°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#316CC4
RGB	rgb(49, 108, 196)
HSL	hsl(216, 60%, 48%)
HSV	hsv(216, 75%, 77%)
CMYK	cmyk(75%, 44.9%, 0%, 23.1%)
CIE-LAB	lab(46.13, 11.64, -51.49)
CIE-LCH	lch(46.13, 52.79, 282.74°)
OKLab	oklab(53.9% -0.0301 -0.1476)
OKLCH	oklch(53.9% 0.151 258.5)
XYZ	xyz(16.5894, 15.3617, 54.3047)
Luminance	0.1536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316CC4 #C48931

analogous

#31B6C4 #316CC4 #3F31C4

triadic

#316CC4 #C4316C #6CC431

tetradic

#316CC4 #C431B6 #C48931 #31C43F

square

#316CC4 #C431B6 #C48931 #31C43F

split-complementary

#316CC4 #C43F31 #B6C431

monochromatic

#193662 #255193 #316CC4 #5C8DD6 #8DAFE2

Accessibility & contrast

On white

5.16

#316CC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#316CC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316CC4

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316CC4	#FFFFFF	#000000	##FFFFFF
##316CC4	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F74C7

Deuteranopia (green-blind)

#2067C2

Tritanopia (blue-blind)

#00818E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #316cc4;
/* rgb */ color: rgb(49, 108, 196);
/* oklch */ color: oklch(53.9% 0.151 258.5);

Tailwind

colors: {
  custom: {
    50: '#7d95d6',
    500: '#316cc4',
    950: '#000000',
  },
}

SCSS

$custom: #316cc4;
$custom-light: #7d95d6;
$custom-dark: #000000;

JSON

{
  "hex": "#316cc4",
  "rgb": {
    "r": 49,
    "g": 108,
    "b": 196
  },
  "hsl": {
    "h": 215.918,
    "s": 60,
    "l": 48.039
  },
  "oklch": {
    "l": 0.53904,
    "c": 0.1506,
    "h": 258.5
  },
  "luminance": 0.15364
}

Semantic roles & 50–950 ramp

primary

#316CC4

secondary

#CDB084

accent

#A445E3

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #316CC4

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

Preview Lab → · Contrast checker → · Palette generator →