#313552#313552

#313552 is a dark, muted blue. Relative luminance 0.038; OKLCH L 33.9% C 0.051 H 277.3°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#313552
RGB	rgb(49, 53, 82)
HSL	hsl(233, 25%, 26%)
HSV	hsv(233, 40%, 32%)
CMYK	cmyk(40.2%, 35.4%, 0%, 67.8%)
CIE-LAB	lab(23.03, 6.60, -18.20)
CIE-LCH	lch(23.03, 19.35, 289.93°)
OKLab	oklab(33.89% 0.0065 -0.0508)
OKLCH	oklch(33.89% 0.051 277.3)
XYZ	xyz(4.0623, 3.8082, 8.5020)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313552 #524E31

analogous

#314552 #313552 #3D3152

triadic

#313552 #523135 #355231

tetradic

#313552 #523145 #524E31 #31523D

square

#313552 #523145 #524E31 #31523D

split-complementary

#313552 #523D31 #455231

monochromatic

#0B0C13 #1A1C2C #313552 #484E78 #5F679F

Accessibility & contrast

On white

11.92

#313552 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#313552 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313552

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313552	#FFFFFF	#000000	##FFFFFF
##313552	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3853

Deuteranopia (green-blind)

#2A3651

Tritanopia (blue-blind)

#273B3F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #313552;
/* rgb */ color: rgb(49, 53, 82);
/* oklch */ color: oklch(33.9% 0.051 277.3);

Tailwind

colors: {
  custom: {
    50: '#6a6c82',
    500: '#313552',
    950: '#000000',
  },
}

SCSS

$custom: #313552;
$custom-light: #6a6c82;
$custom-dark: #000000;

JSON

{
  "hex": "#313552",
  "rgb": {
    "r": 49,
    "g": 53,
    "b": 82
  },
  "hsl": {
    "h": 232.727,
    "s": 25.191,
    "l": 25.686
  },
  "oklch": {
    "l": 0.33888,
    "c": 0.05122,
    "h": 277.3
  },
  "luminance": 0.03808
}

Semantic roles & 50–950 ramp

primary

#313552

secondary

#837E5C

accent

#B766C2

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#06060A

muted

#7A7A7C

Preview Lab

Preview with #313552

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

Preview Lab → · Contrast checker → · Palette generator →