#313E96#313E96

#313E96 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.7% C 0.144 H 272.0°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#313E96
RGB	rgb(49, 62, 150)
HSL	hsl(232, 51%, 39%)
HSV	hsv(232, 67%, 59%)
CMYK	cmyk(67.3%, 58.7%, 0%, 41.2%)
CIE-LAB	lab(30.16, 24.58, -50.01)
CIE-LCH	lch(30.16, 55.72, 296.18°)
OKLab	oklab(40.75% 0.0051 -0.1439)
OKLCH	oklch(40.75% 0.144 272)
XYZ	xyz(8.4924, 6.2995, 29.6166)
Luminance	0.0630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313E96 #968931

analogous

#317196 #313E96 #573196

triadic

#313E96 #96313E #3E9631

tetradic

#313E96 #963171 #968931 #319657

square

#313E96 #963171 #968931 #319657

split-complementary

#313E96 #965731 #719631

monochromatic

#13183A #222B68 #313E96 #4353C1 #717DD1

Accessibility & contrast

On white

9.29

#313E96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#313E96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313E96

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313E96	#FFFFFF	#000000	##FFFFFF
##313E96	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C99

Deuteranopia (green-blind)

#004394

Tritanopia (blue-blind)

#005364

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #313e96;
/* rgb */ color: rgb(49, 62, 150);
/* oklch */ color: oklch(40.7% 0.144 272.0);

Tailwind

colors: {
  custom: {
    50: '#7573b6',
    500: '#313e96',
    950: '#000000',
  },
}

SCSS

$custom: #313e96;
$custom-light: #7573b6;
$custom-dark: #000000;

JSON

{
  "hex": "#313e96",
  "rgb": {
    "r": 49,
    "g": 62,
    "b": 150
  },
  "hsl": {
    "h": 232.277,
    "s": 50.754,
    "l": 39.02
  },
  "oklch": {
    "l": 0.40746,
    "c": 0.14402,
    "h": 272
  },
  "luminance": 0.063
}

Semantic roles & 50–950 ramp

primary

#313E96

secondary

#B8AE6A

accent

#C84EDA

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #313E96

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

Preview Lab → · Contrast checker → · Palette generator →