#2F2588#2F2588

#2F2588 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.9% C 0.157 H 279.0°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#2F2588
RGB	rgb(47, 37, 136)
HSL	hsl(246, 57%, 34%)
HSV	hsv(246, 73%, 53%)
CMYK	cmyk(65.4%, 72.8%, 0%, 46.7%)
CIE-LAB	lab(22.67, 35.42, -53.59)
CIE-LCH	lch(22.67, 64.23, 303.46°)
OKLab	oklab(34.86% 0.0246 -0.1546)
OKLCH	oklch(34.86% 0.157 279)
XYZ	xyz(6.2764, 3.7046, 23.6721)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F2588 #7E8825

analogous

#254D88 #2F2588 #612588

triadic

#2F2588 #882F25 #25882F

tetradic

#2F2588 #88254D #7E8825 #258861

square

#2F2588 #88254D #7E8825 #258861

split-complementary

#2F2588 #886125 #4D8825

monochromatic

#0E0B28 #1E1858 #2F2588 #4032B8 #6356D1

Accessibility & contrast

On white

12.06

#2F2588 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#2F2588 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F2588

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F2588	#FFFFFF	#000000	##FFFFFF
##2F2588	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8B

Deuteranopia (green-blind)

#003286

Tritanopia (blue-blind)

#004054

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2f2588;
/* rgb */ color: rgb(47, 37, 136);
/* oklch */ color: oklch(34.9% 0.157 279.0);

Tailwind

colors: {
  custom: {
    50: '#7461ac',
    500: '#2f2588',
    950: '#000000',
  },
}

SCSS

$custom: #2f2588;
$custom-light: #7461ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2f2588",
  "rgb": {
    "r": 47,
    "g": 37,
    "b": 136
  },
  "hsl": {
    "h": 246.061,
    "s": 57.225,
    "l": 33.922
  },
  "oklch": {
    "l": 0.34856,
    "c": 0.15656,
    "h": 279
  },
  "luminance": 0.03705
}

Semantic roles & 50–950 ramp

primary

#2F2588

secondary

#ACB653

accent

#E047D1

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #2F2588

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

Preview Lab → · Contrast checker → · Palette generator →