#313474#313474

#313474 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 36.0% C 0.108 H 277.5°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#313474
RGB	rgb(49, 52, 116)
HSL	hsl(237, 41%, 32%)
HSV	hsv(237, 58%, 45%)
CMYK	cmyk(57.8%, 55.2%, 0%, 54.5%)
CIE-LAB	lab(24.86, 18.98, -37.39)
CIE-LCH	lch(24.86, 41.93, 296.92°)
OKLab	oklab(35.97% 0.014 -0.1069)
OKLCH	oklch(35.97% 0.108 277.5)
XYZ	xyz(5.6460, 4.3695, 17.0655)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313474 #747131

analogous

#315674 #313474 #4F3174

triadic

#313474 #743134 #347431

tetradic

#313474 #743156 #747131 #31744F

square

#313474 #743156 #747131 #31744F

split-complementary

#313474 #744F31 #567431

monochromatic

#0D0D1E #1F2149 #313474 #43479F #6367BD

Accessibility & contrast

On white

11.21

#313474 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#313474 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313474

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313474	#FFFFFF	#000000	##FFFFFF
##313474	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#103E76

Deuteranopia (green-blind)

#033873

Tritanopia (blue-blind)

#0F434E

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #313474;
/* rgb */ color: rgb(49, 52, 116);
/* oklch */ color: oklch(36.0% 0.108 277.5);

Tailwind

colors: {
  custom: {
    50: '#6f6b9c',
    500: '#313474',
    950: '#000000',
  },
}

SCSS

$custom: #313474;
$custom-light: #6f6b9c;
$custom-dark: #000000;

JSON

{
  "hex": "#313474",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 116
  },
  "hsl": {
    "h": 237.313,
    "s": 40.606,
    "l": 32.353
  },
  "oklch": {
    "l": 0.35969,
    "c": 0.10785,
    "h": 277.5
  },
  "luminance": 0.0437
}

Semantic roles & 50–950 ramp

primary

#313474

secondary

#A4A15C

accent

#CB57D0

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #313474

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

Preview Lab → · Contrast checker → · Palette generator →