#313367#313367

#313367 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.8% C 0.089 H 279.0°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#313367
RGB	rgb(49, 51, 103)
HSL	hsl(238, 36%, 30%)
HSV	hsv(238, 52%, 40%)
CMYK	cmyk(52.4%, 50.5%, 0%, 59.6%)
CIE-LAB	lab(23.67, 15.07, -30.94)
CIE-LCH	lch(23.67, 34.42, 295.97°)
OKLab	oklab(34.78% 0.014 -0.088)
OKLCH	oklch(34.78% 0.089 279)
XYZ	xyz(4.8979, 3.9996, 13.3433)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313367 #676531

analogous

#314E67 #313367 #4A3167

triadic

#313367 #673133 #336731

tetradic

#313367 #67314E #676531 #31674A

square

#313367 #67314E #676531 #31674A

split-complementary

#313367 #674A31 #4E6731

monochromatic

#0A0A15 #1D1E3E #313367 #454890 #5F62B3

Accessibility & contrast

On white

11.67

#313367 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#313367 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313367

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313367	#FFFFFF	#000000	##FFFFFF
##313367	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3A69

Deuteranopia (green-blind)

#183666

Tritanopia (blue-blind)

#1C3E48

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #313367;
/* rgb */ color: rgb(49, 51, 103);
/* oklch */ color: oklch(34.8% 0.089 279.0);

Tailwind

colors: {
  custom: {
    50: '#6d6a93',
    500: '#313367',
    950: '#000000',
  },
}

SCSS

$custom: #313367;
$custom-light: #6d6a93;
$custom-dark: #000000;

JSON

{
  "hex": "#313367",
  "rgb": {
    "r": 49,
    "g": 51,
    "b": 103
  },
  "hsl": {
    "h": 237.778,
    "s": 35.526,
    "l": 29.804
  },
  "oklch": {
    "l": 0.34784,
    "c": 0.0891,
    "h": 279
  },
  "luminance": 0.04
}

Semantic roles & 50–950 ramp

primary

#313367

secondary

#98965C

accent

#C75CCC

background

#F6F6F9

surface

#ECEBF1

border

#C7C6CB

text

#07060D

muted

#7A7A7E

Preview Lab

Preview with #313367

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

Preview Lab → · Contrast checker → · Palette generator →