#2F4378#2F4378

#2F4378 is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.4% C 0.093 H 266.6°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#2F4378
RGB	rgb(47, 67, 120)
HSL	hsl(224, 44%, 33%)
HSV	hsv(224, 61%, 47%)
CMYK	cmyk(60.8%, 44.2%, 0%, 52.9%)
CIE-LAB	lab(29.35, 9.72, -32.73)
CIE-LCH	lch(29.35, 34.15, 286.54°)
OKLab	oklab(39.43% -0.0055 -0.0931)
OKLCH	oklch(39.43% 0.093 266.6)
XYZ	xyz(6.5685, 5.9742, 18.5727)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4378 #78642F

analogous

#2F6778 #2F4378 #402F78

triadic

#2F4378 #782F43 #43782F

tetradic

#2F4378 #782F67 #78642F #2F7840

square

#2F4378 #782F67 #78642F #2F7840

split-complementary

#2F4378 #78402F #67782F

monochromatic

#0D1220 #1E2A4C #2F4378 #405CA4 #607BC1

Accessibility & contrast

On white

9.57

#2F4378 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2F4378 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4378

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4378	#FFFFFF	#000000	##FFFFFF
##2F4378	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C497A

Deuteranopia (green-blind)

#224277

Tritanopia (blue-blind)

#004F57

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2f4378;
/* rgb */ color: rgb(47, 67, 120);
/* oklch */ color: oklch(39.4% 0.093 266.6);

Tailwind

colors: {
  custom: {
    50: '#6e769f',
    500: '#2f4378',
    950: '#000000',
  },
}

SCSS

$custom: #2f4378;
$custom-light: #6e769f;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4378",
  "rgb": {
    "r": 47,
    "g": 67,
    "b": 120
  },
  "hsl": {
    "h": 223.562,
    "s": 43.713,
    "l": 32.745
  },
  "oklch": {
    "l": 0.3943,
    "c": 0.09328,
    "h": 266.6
  },
  "luminance": 0.05975
}

Semantic roles & 50–950 ramp

primary

#2F4378

secondary

#A8935B

accent

#B154D3

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#08080E

muted

#7B7B7E

Preview Lab

Preview with #2F4378

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

Preview Lab → · Contrast checker → · Palette generator →