#2F375D#2F375D

#2F375D is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.9% C 0.067 H 273.4°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#2F375D
RGB	rgb(47, 55, 93)
HSL	hsl(230, 33%, 27%)
HSV	hsv(230, 49%, 36%)
CMYK	cmyk(49.5%, 40.9%, 0%, 63.5%)
CIE-LAB	lab(24.09, 8.28, -23.79)
CIE-LCH	lch(24.09, 25.19, 289.19°)
OKLab	oklab(34.86% 0.004 -0.0671)
OKLCH	oklch(34.86% 0.067 273.4)
XYZ	xyz(4.5136, 4.1268, 10.9125)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F375D #5D552F

analogous

#2F4E5D #2F375D #3E2F5D

triadic

#2F375D #5D2F37 #375D2F

tetradic

#2F375D #5D2F4E #5D552F #2F5D3E

square

#2F375D #5D2F4E #5D552F #2F5D3E

split-complementary

#2F375D #5D3E2F #4E5D2F

monochromatic

#0A0C14 #1A1F34 #2F375D #444F86 #5B69AC

Accessibility & contrast

On white

11.50

#2F375D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#2F375D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F375D

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F375D	#FFFFFF	#000000	##FFFFFF
##2F375D	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293B5F

Deuteranopia (green-blind)

#25375C

Tritanopia (blue-blind)

#1E3F45

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2f375d;
/* rgb */ color: rgb(47, 55, 93);
/* oklch */ color: oklch(34.9% 0.067 273.4);

Tailwind

colors: {
  custom: {
    50: '#6a6d8b',
    500: '#2f375d',
    950: '#000000',
  },
}

SCSS

$custom: #2f375d;
$custom-light: #6a6d8b;
$custom-dark: #000000;

JSON

{
  "hex": "#2f375d",
  "rgb": {
    "r": 47,
    "g": 55,
    "b": 93
  },
  "hsl": {
    "h": 229.565,
    "s": 32.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.3486,
    "c": 0.06719,
    "h": 273.4
  },
  "luminance": 0.04127
}

Semantic roles & 50–950 ramp

primary

#2F375D

secondary

#8F8559

accent

#B75FC9

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#07070C

muted

#7A7A7D

Preview Lab

Preview with #2F375D

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

Preview Lab → · Contrast checker → · Palette generator →