#313E7E#313E7E

#313E7E is a dark, moderate blue. Relative luminance 0.056; OKLCH L 38.9% C 0.109 H 271.8°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#313E7E
RGB	rgb(49, 62, 126)
HSL	hsl(230, 44%, 34%)
HSV	hsv(230, 61%, 49%)
CMYK	cmyk(61.1%, 50.8%, 0%, 50.6%)
CIE-LAB	lab(28.39, 15.76, -38.02)
CIE-LCH	lch(28.39, 41.16, 292.51°)
OKLab	oklab(38.86% 0.0035 -0.1087)
OKLCH	oklch(38.86% 0.109 271.8)
XYZ	xyz(6.7539, 5.6040, 20.4604)
Luminance	0.0561 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313E7E #7E7131

analogous

#31657E #313E7E #4B317E

triadic

#313E7E #7E313E #3E7E31

tetradic

#313E7E #7E3165 #7E7131 #317E4B

square

#313E7E #7E3165 #7E7131 #317E4B

split-complementary

#313E7E #7E4B31 #657E31

monochromatic

#0F1326 #202852 #313E7E #4254AA #6676C3

Accessibility & contrast

On white

9.90

#313E7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#313E7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313E7E

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313E7E	#FFFFFF	#000000	##FFFFFF
##313E7E	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4680

Deuteranopia (green-blind)

#10407D

Tritanopia (blue-blind)

#004C58

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #313e7e;
/* rgb */ color: rgb(49, 62, 126);
/* oklch */ color: oklch(38.9% 0.109 271.8);

Tailwind

colors: {
  custom: {
    50: '#7173a4',
    500: '#313e7e',
    950: '#000000',
  },
}

SCSS

$custom: #313e7e;
$custom-light: #7173a4;
$custom-dark: #000000;

JSON

{
  "hex": "#313e7e",
  "rgb": {
    "r": 49,
    "g": 62,
    "b": 126
  },
  "hsl": {
    "h": 229.87,
    "s": 44,
    "l": 34.314
  },
  "oklch": {
    "l": 0.38859,
    "c": 0.10872,
    "h": 271.8
  },
  "luminance": 0.05605
}

Semantic roles & 50–950 ramp

primary

#313E7E

secondary

#AB9E60

accent

#BE54D4

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #313E7E

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

Preview Lab → · Contrast checker → · Palette generator →