#2F4C8D#2F4C8D

#2F4C8D is a dark, moderate blue. Relative luminance 0.077; OKLCH L 42.9% C 0.113 H 264.1°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#2F4C8D
RGB	rgb(47, 76, 141)
HSL	hsl(221, 50%, 37%)
HSV	hsv(221, 67%, 55%)
CMYK	cmyk(66.7%, 46.1%, 0%, 44.7%)
CIE-LAB	lab(33.34, 11.47, -39.37)
CIE-LCH	lch(33.34, 41.01, 286.24°)
OKLab	oklab(42.92% -0.0116 -0.1125)
OKLCH	oklch(42.92% 0.113 264.1)
XYZ	xyz(8.5628, 7.6955, 26.2283)
Luminance	0.0770 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4C8D #8D702F

analogous

#2F7B8D #2F4C8D #412F8D

triadic

#2F4C8D #8D2F4C #4C8D2F

tetradic

#2F4C8D #8D2F7B #8D702F #2F8D41

square

#2F4C8D #8D2F7B #8D702F #2F8D41

split-complementary

#2F4C8D #8D412F #7B8D2F

monochromatic

#101B31 #20335F #2F4C8D #3E65BB #6988CD

Accessibility & contrast

On white

8.27

#2F4C8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2F4C8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4C8D

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4C8D	#FFFFFF	#000000	##FFFFFF
##2F4C8D	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D538F

Deuteranopia (green-blind)

#1C4A8C

Tritanopia (blue-blind)

#005B65

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2f4c8d;
/* rgb */ color: rgb(47, 76, 141);
/* oklch */ color: oklch(42.9% 0.113 264.1);

Tailwind

colors: {
  custom: {
    50: '#727daf',
    500: '#2f4c8d',
    950: '#000000',
  },
}

SCSS

$custom: #2f4c8d;
$custom-light: #727daf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4c8d",
  "rgb": {
    "r": 47,
    "g": 76,
    "b": 141
  },
  "hsl": {
    "h": 221.489,
    "s": 50,
    "l": 36.863
  },
  "oklch": {
    "l": 0.42924,
    "c": 0.11308,
    "h": 264.1
  },
  "luminance": 0.07696
}

Semantic roles & 50–950 ramp

primary

#2F4C8D

secondary

#B49B64

accent

#AF4EDA

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #2F4C8D

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

Preview Lab → · Contrast checker → · Palette generator →