#313263#313263

#313263 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.3% C 0.084 H 280.1°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#313263
RGB	rgb(49, 50, 99)
HSL	hsl(239, 34%, 29%)
HSV	hsv(239, 51%, 39%)
CMYK	cmyk(50.5%, 49.5%, 0%, 61.2%)
CIE-LAB	lab(23.12, 14.37, -29.23)
CIE-LCH	lch(23.12, 32.57, 296.19°)
OKLab	oklab(34.28% 0.0148 -0.083)
OKLCH	oklch(34.28% 0.084 280.1)
XYZ	xyz(4.6587, 3.8348, 12.2967)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313263 #636231

analogous

#314B63 #313263 #493163

triadic

#313263 #633132 #326331

tetradic

#313263 #63314B #636231 #316349

square

#313263 #63314B #636231 #316349

split-complementary

#313263 #634931 #4B6331

monochromatic

#0A0A14 #1D1D3A #313263 #45478C #5F60B0

Accessibility & contrast

On white

11.88

#313263 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#313263 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313263

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313263	#FFFFFF	#000000	##FFFFFF
##313263	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3965

Deuteranopia (green-blind)

#1A3562

Tritanopia (blue-blind)

#1F3C45

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #313263;
/* rgb */ color: rgb(49, 50, 99);
/* oklch */ color: oklch(34.3% 0.084 280.1);

Tailwind

colors: {
  custom: {
    50: '#6d6990',
    500: '#313263',
    950: '#000000',
  },
}

SCSS

$custom: #313263;
$custom-light: #6d6990;
$custom-dark: #000000;

JSON

{
  "hex": "#313263",
  "rgb": {
    "r": 49,
    "g": 50,
    "b": 99
  },
  "hsl": {
    "h": 238.8,
    "s": 33.784,
    "l": 29.02
  },
  "oklch": {
    "l": 0.34281,
    "c": 0.08427,
    "h": 280.1
  },
  "luminance": 0.03835
}

Semantic roles & 50–950 ramp

primary

#313263

secondary

#94935C

accent

#C85ECA

background

#F6F6F8

surface

#ECEBF0

border

#C7C6CB

text

#07060C

muted

#7A7A7D

Preview Lab

Preview with #313263

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

Preview Lab → · Contrast checker → · Palette generator →