#2F3785#2F3785

#2F3785 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.8% C 0.129 H 274.0°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#2F3785
RGB	rgb(47, 55, 133)
HSL	hsl(234, 48%, 35%)
HSV	hsv(234, 65%, 52%)
CMYK	cmyk(64.7%, 58.6%, 0%, 47.8%)
CIE-LAB	lab(26.82, 22.70, -44.94)
CIE-LCH	lch(26.82, 50.35, 296.80°)
OKLab	oklab(37.81% 0.0091 -0.1292)
OKLCH	oklch(37.81% 0.129 274)
XYZ	xyz(6.7707, 5.0296, 22.7998)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3785 #857D2F

analogous

#2F6285 #2F3785 #522F85

triadic

#2F3785 #852F37 #37852F

tetradic

#2F3785 #852F62 #857D2F #2F8552

square

#2F3785 #852F62 #857D2F #2F8552

split-complementary

#2F3785 #85522F #62852F

monochromatic

#0F122B #1F2458 #2F3785 #3F4AB2 #666FC9

Accessibility & contrast

On white

10.47

#2F3785 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#2F3785 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3785

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3785	#FFFFFF	#000000	##FFFFFF
##2F3785	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004388

Deuteranopia (green-blind)

#003C83

Tritanopia (blue-blind)

#004A58

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2f3785;
/* rgb */ color: rgb(47, 55, 133);
/* oklch */ color: oklch(37.8% 0.129 274.0);

Tailwind

colors: {
  custom: {
    50: '#716da9',
    500: '#2f3785',
    950: '#000000',
  },
}

SCSS

$custom: #2f3785;
$custom-light: #716da9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3785",
  "rgb": {
    "r": 47,
    "g": 55,
    "b": 133
  },
  "hsl": {
    "h": 234.419,
    "s": 47.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37805,
    "c": 0.12948,
    "h": 274
  },
  "luminance": 0.0503
}

Semantic roles & 50–950 ramp

primary

#2F3785

secondary

#B0A860

accent

#CB50D7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2F3785

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

Preview Lab → · Contrast checker → · Palette generator →