#316BC5#316BC5

#316BC5 is a mid, vivid blue. Relative luminance 0.152; OKLCH L 53.8% C 0.153 H 259.1°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#316BC5
RGB	rgb(49, 107, 197)
HSL	hsl(216, 60%, 48%)
HSV	hsv(216, 75%, 77%)
CMYK	cmyk(75.1%, 45.7%, 0%, 22.7%)
CIE-LAB	lab(45.90, 12.65, -52.43)
CIE-LCH	lch(45.90, 53.93, 283.57°)
OKLab	oklab(53.75% -0.0291 -0.1503)
OKLCH	oklch(53.75% 0.153 259.1)
XYZ	xyz(16.5987, 15.1977, 54.8711)
Luminance	0.1520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316BC5 #C58B31

analogous

#31B5C5 #316BC5 #4131C5

triadic

#316BC5 #C5316B #6BC531

tetradic

#316BC5 #C531B5 #C58B31 #31C541

square

#316BC5 #C531B5 #C58B31 #31C541

split-complementary

#316BC5 #C54131 #B5C531

monochromatic

#193663 #255094 #316BC5 #5D8CD7 #8EAFE3

Accessibility & contrast

On white

5.20

#316BC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#316BC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316BC5

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316BC5	#FFFFFF	#000000	##FFFFFF
##316BC5	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C74C8

Deuteranopia (green-blind)

#1A66C3

Tritanopia (blue-blind)

#00808E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #316bc5;
/* rgb */ color: rgb(49, 107, 197);
/* oklch */ color: oklch(53.8% 0.153 259.1);

Tailwind

colors: {
  custom: {
    50: '#7d94d7',
    500: '#316bc5',
    950: '#000000',
  },
}

SCSS

$custom: #316bc5;
$custom-light: #7d94d7;
$custom-dark: #000000;

JSON

{
  "hex": "#316bc5",
  "rgb": {
    "r": 49,
    "g": 107,
    "b": 197
  },
  "hsl": {
    "h": 216.486,
    "s": 60.163,
    "l": 48.235
  },
  "oklch": {
    "l": 0.53753,
    "c": 0.1531,
    "h": 259.1
  },
  "luminance": 0.152
}

Semantic roles & 50–950 ramp

primary

#316BC5

secondary

#CDB185

accent

#A544E3

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #316BC5

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

Preview Lab → · Contrast checker → · Palette generator →