#313356#313356

#313356 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.7% C 0.061 H 280.1°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#313356
RGB	rgb(49, 51, 86)
HSL	hsl(237, 27%, 26%)
HSV	hsv(237, 43%, 34%)
CMYK	cmyk(43%, 40.7%, 0%, 66.3%)
CIE-LAB	lab(22.63, 9.28, -21.47)
CIE-LCH	lch(22.63, 23.39, 293.38°)
OKLab	oklab(33.65% 0.0107 -0.0603)
OKLCH	oklch(33.65% 0.061 280.1)
XYZ	xyz(4.1297, 3.6923, 9.2974)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313356 #565431

analogous

#314656 #313356 #423156

triadic

#313356 #563133 #335631

tetradic

#313356 #563146 #565431 #315642

square

#313356 #563146 #565431 #315642

split-complementary

#313356 #564231 #465631

monochromatic

#0B0C13 #1B1C2F #313356 #474A7D #5E62A3

Accessibility & contrast

On white

12.08

#313356 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#313356 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313356

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313356	#FFFFFF	#000000	##FFFFFF
##313356	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273757

Deuteranopia (green-blind)

#253555

Tritanopia (blue-blind)

#263A40

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #313356;
/* rgb */ color: rgb(49, 51, 86);
/* oklch */ color: oklch(33.7% 0.061 280.1);

Tailwind

colors: {
  custom: {
    50: '#6b6a86',
    500: '#313356',
    950: '#000000',
  },
}

SCSS

$custom: #313356;
$custom-light: #6b6a86;
$custom-dark: #000000;

JSON

{
  "hex": "#313356",
  "rgb": {
    "r": 49,
    "g": 51,
    "b": 86
  },
  "hsl": {
    "h": 236.757,
    "s": 27.407,
    "l": 26.471
  },
  "oklch": {
    "l": 0.33651,
    "c": 0.06124,
    "h": 280.1
  },
  "luminance": 0.03693
}

Semantic roles & 50–950 ramp

primary

#313356

secondary

#87855C

accent

#BF64C4

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#07060B

muted

#7A7A7C

Preview Lab

Preview with #313356

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

Preview Lab → · Contrast checker → · Palette generator →