#2F3183#2F3183

#2F3183 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.5% C 0.135 H 276.3°. Best body text is #FFFFFF at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#2F3183
RGB	rgb(47, 49, 131)
HSL	hsl(239, 47%, 35%)
HSV	hsv(239, 64%, 51%)
CMYK	cmyk(64.1%, 62.6%, 0%, 48.6%)
CIE-LAB	lab(25.07, 26.02, -46.53)
CIE-LCH	lch(25.07, 53.31, 299.21°)
OKLab	oklab(36.46% 0.0149 -0.1339)
OKLCH	oklch(36.46% 0.135 276.3)
XYZ	xyz(6.3660, 4.4391, 21.9897)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3183 #83812F

analogous

#2F5B83 #2F3183 #572F83

triadic

#2F3183 #832F31 #31832F

tetradic

#2F3183 #832F5B #83812F #2F8357

square

#2F3183 #832F5B #83812F #2F8357

split-complementary

#2F3183 #83572F #5B832F

monochromatic

#0F0F29 #1F2056 #2F3183 #3F42B0 #6567C8

Accessibility & contrast

On white

11.12

#2F3183 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2F3183 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3183

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3183	#FFFFFF	#000000	##FFFFFF
##2F3183	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)

#003F86

Deuteranopia (green-blind)

#003881

Tritanopia (blue-blind)

#004555

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2f3183;
/* rgb */ color: rgb(47, 49, 131);
/* oklch */ color: oklch(36.5% 0.135 276.3);

Tailwind

colors: {
  custom: {
    50: '#7269a8',
    500: '#2f3183',
    950: '#000000',
  },
}

SCSS

$custom: #2f3183;
$custom-light: #7269a8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3183",
  "rgb": {
    "r": 47,
    "g": 49,
    "b": 131
  },
  "hsl": {
    "h": 238.571,
    "s": 47.191,
    "l": 34.902
  },
  "oklch": {
    "l": 0.36461,
    "c": 0.13471,
    "h": 276.3
  },
  "luminance": 0.0444
}

Semantic roles & 50–950 ramp

primary

#2F3183

secondary

#AFAD5F

accent

#D451D7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #2F3183

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

Preview Lab → · Contrast checker → · Palette generator →