#313165#313165

#313165 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.2% C 0.089 H 280.6°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#313165
RGB	rgb(49, 49, 101)
HSL	hsl(240, 35%, 29%)
HSV	hsv(240, 51%, 40%)
CMYK	cmyk(51.5%, 51.5%, 0%, 60.4%)
CIE-LAB	lab(22.96, 15.76, -30.78)
CIE-LCH	lch(22.96, 34.58, 297.11°)
OKLab	oklab(34.21% 0.0164 -0.0875)
OKLCH	oklch(34.21% 0.089 280.6)
XYZ	xyz(4.7132, 3.7889, 12.7924)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313165 #656531

analogous

#314B65 #313165 #4B3165

triadic

#313165 #653131 #316531

tetradic

#313165 #65314B #656531 #31654B

square

#313165 #65314B #656531 #31654B

split-complementary

#313165 #654B31 #4B6531

monochromatic

#0A0A15 #1D1D3C #313165 #45458E #5F5FB1

Accessibility & contrast

On white

11.95

#313165 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#313165 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313165

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313165	#FFFFFF	#000000	##FFFFFF
##313165	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3967

Deuteranopia (green-blind)

#163564

Tritanopia (blue-blind)

#1E3C46

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #313165;
/* rgb */ color: rgb(49, 49, 101);
/* oklch */ color: oklch(34.2% 0.089 280.6);

Tailwind

colors: {
  custom: {
    50: '#6d6991',
    500: '#313165',
    950: '#000000',
  },
}

SCSS

$custom: #313165;
$custom-light: #6d6991;
$custom-dark: #000000;

JSON

{
  "hex": "#313165",
  "rgb": {
    "r": 49,
    "g": 49,
    "b": 101
  },
  "hsl": {
    "h": 240,
    "s": 34.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.34206,
    "c": 0.08905,
    "h": 280.6
  },
  "luminance": 0.03789
}

Semantic roles & 50–950 ramp

primary

#313165

secondary

#96965C

accent

#CB5DCB

background

#F6F6F8

surface

#ECEBF0

border

#C7C6CB

text

#07060D

muted

#7A7A7D

Preview Lab

Preview with #313165

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

Preview Lab → · Contrast checker → · Palette generator →