#313147#313147

#313147 is a dark, muted blue. Relative luminance 0.033; OKLCH L 32.3% C 0.039 H 284.0°. Best body text is #FFFFFF at 12.64:1 contrast (WCAG AA passes).

Color values

HEX	#313147
RGB	rgb(49, 49, 71)
HSL	hsl(240, 18%, 24%)
HSV	hsv(240, 31%, 28%)
CMYK	cmyk(31%, 31%, 0%, 72.2%)
CIE-LAB	lab(21.22, 5.93, -13.64)
CIE-LCH	lch(21.22, 14.87, 293.50°)
OKLab	oklab(32.31% 0.0094 -0.0377)
OKLCH	oklch(32.31% 0.039 284)
XYZ	xyz(3.5020, 3.3044, 6.4133)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313147 #474731

analogous

#313C47 #313147 #3C3147

triadic

#313147 #473131 #314731

tetradic

#313147 #47313C #474731 #31473C

square

#313147 #47313C #474731 #31473C

split-complementary

#313147 #473C31 #3C4731

monochromatic

#0C0C12 #181823 #313147 #4A4A6B #63638F

Accessibility & contrast

On white

12.64

#313147 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#313147 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313147

12.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313147	#FFFFFF	#000000	##FFFFFF
##313147	1.00	12.64	1.66	12.64
#FFFFFF	12.64	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B3448

Deuteranopia (green-blind)

#2A3246

Tritanopia (blue-blind)

#2C3539

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #313147;
/* rgb */ color: rgb(49, 49, 71);
/* oklch */ color: oklch(32.3% 0.039 284.0);

Tailwind

colors: {
  custom: {
    50: '#69697a',
    500: '#313147',
    950: '#000000',
  },
}

SCSS

$custom: #313147;
$custom-light: #69697a;
$custom-dark: #000000;

JSON

{
  "hex": "#313147",
  "rgb": {
    "r": 49,
    "g": 49,
    "b": 71
  },
  "hsl": {
    "h": 240,
    "s": 18.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.32312,
    "c": 0.03887,
    "h": 284
  },
  "luminance": 0.03305
}

Semantic roles & 50–950 ramp

primary

#313147

secondary

#77775C

accent

#BB6DBB

background

#F6F6F7

surface

#EBEBED

border

#C6C6C8

text

#060609

muted

#7A7A7B

Preview Lab

Preview with #313147

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

Preview Lab → · Contrast checker → · Palette generator →