#2F376D#2F376D

#2F376D is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.9% C 0.093 H 274.4°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#2F376D
RGB	rgb(47, 55, 109)
HSL	hsl(232, 40%, 31%)
HSV	hsv(232, 57%, 43%)
CMYK	cmyk(56.9%, 49.5%, 0%, 57.3%)
CIE-LAB	lab(25.08, 13.94, -32.57)
CIE-LCH	lch(25.08, 35.43, 293.17°)
OKLab	oklab(35.94% 0.0072 -0.0928)
OKLCH	oklch(35.94% 0.093 274.4)
XYZ	xyz(5.2979, 4.4405, 15.0430)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F376D #6D652F

analogous

#2F566D #2F376D #462F6D

triadic

#2F376D #6D2F37 #376D2F

tetradic

#2F376D #6D2F56 #6D652F #2F6D46

square

#2F376D #6D2F56 #6D652F #2F6D46

split-complementary

#2F376D #6D462F #566D2F

monochromatic

#0A0C17 #1D2142 #2F376D #414D98 #5D69B9

Accessibility & contrast

On white

11.12

#2F376D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2F376D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F376D

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F376D	#FFFFFF	#000000	##FFFFFF
##2F376D	1.00	11.12	1.89	11.12
#FFFFFF	11.12	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3E6F

Deuteranopia (green-blind)

#17396C

Tritanopia (blue-blind)

#11434C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2f376d;
/* rgb */ color: rgb(47, 55, 109);
/* oklch */ color: oklch(35.9% 0.093 274.4);

Tailwind

colors: {
  custom: {
    50: '#6d6d97',
    500: '#2f376d',
    950: '#000000',
  },
}

SCSS

$custom: #2f376d;
$custom-light: #6d6d97;
$custom-dark: #000000;

JSON

{
  "hex": "#2f376d",
  "rgb": {
    "r": 47,
    "g": 55,
    "b": 109
  },
  "hsl": {
    "h": 232.258,
    "s": 39.744,
    "l": 30.588
  },
  "oklch": {
    "l": 0.3594,
    "c": 0.09306,
    "h": 274.4
  },
  "luminance": 0.04441
}

Semantic roles & 50–950 ramp

primary

#2F376D

secondary

#9E9559

accent

#C058D0

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #2F376D

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

Preview Lab → · Contrast checker → · Palette generator →