#313BE2#313BE2

#313BE2 is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.5% C 0.244 H 270.1°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#313BE2
RGB	rgb(49, 59, 226)
HSL	hsl(237, 75%, 54%)
HSV	hsv(237, 78%, 89%)
CMYK	cmyk(78.3%, 73.9%, 0%, 11.4%)
CIE-LAB	lab(36.50, 52.94, -84.41)
CIE-LCH	lch(36.50, 99.64, 302.09°)
OKLab	oklab(47.48% 0.0002 -0.2445)
OKLCH	oklch(47.48% 0.245 270.1)
XYZ	xyz(16.5534, 9.2700, 72.8536)
Luminance	0.0927 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313BE2 #E2D831

analogous

#3194E2 #313BE2 #8031E2

triadic

#313BE2 #E2313B #3BE231

tetradic

#313BE2 #E23194 #E2D831 #31E280

square

#313BE2 #E23194 #E2D831 #31E280

split-complementary

#313BE2 #E28031 #94E231

monochromatic

#131986 #1A23BB #313BE2 #676EEA #9CA1F1

Accessibility & contrast

On white

7.36

#313BE2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#313BE2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313BE2

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313BE2	#FFFFFF	#000000	##FFFFFF
##313BE2	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FE7

Deuteranopia (green-blind)

#004DDF

Tritanopia (blue-blind)

#006C8C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #313be2;
/* rgb */ color: rgb(49, 59, 226);
/* oklch */ color: oklch(47.5% 0.244 270.1);

Tailwind

colors: {
  custom: {
    50: '#8773ed',
    500: '#313be2',
    950: '#000000',
  },
}

SCSS

$custom: #313be2;
$custom-light: #8773ed;
$custom-dark: #000000;

JSON

{
  "hex": "#313be2",
  "rgb": {
    "r": 49,
    "g": 59,
    "b": 226
  },
  "hsl": {
    "h": 236.61,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.47484,
    "c": 0.2445,
    "h": 270.1
  },
  "luminance": 0.09272
}

Semantic roles & 50–950 ramp

primary

#313BE2

secondary

#DDD992

accent

#E736F2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #313BE2

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

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