#2F3884#2F3884

#2F3884 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.127 H 273.6°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#2F3884
RGB	rgb(47, 56, 132)
HSL	hsl(234, 47%, 35%)
HSV	hsv(234, 64%, 52%)
CMYK	cmyk(64.4%, 57.6%, 0%, 48.2%)
CIE-LAB	lab(27.01, 21.66, -44.00)
CIE-LCH	lch(27.01, 49.04, 296.21°)
OKLab	oklab(37.92% 0.008 -0.1264)
OKLCH	oklch(37.92% 0.127 273.6)
XYZ	xyz(6.7499, 5.0981, 22.4536)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3884 #847B2F

analogous

#2F6284 #2F3884 #502F84

triadic

#2F3884 #842F38 #38842F

tetradic

#2F3884 #842F62 #847B2F #2F8450

square

#2F3884 #842F62 #847B2F #2F8450

split-complementary

#2F3884 #84502F #62842F

monochromatic

#0F122A #1F2557 #2F3884 #3F4BB1 #6570C8

Accessibility & contrast

On white

10.40

#2F3884 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#2F3884 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3884

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3884	#FFFFFF	#000000	##FFFFFF
##2F3884	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004487

Deuteranopia (green-blind)

#003C82

Tritanopia (blue-blind)

#004A58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2f3884;
/* rgb */ color: rgb(47, 56, 132);
/* oklch */ color: oklch(37.9% 0.127 273.6);

Tailwind

colors: {
  custom: {
    50: '#716ea8',
    500: '#2f3884',
    950: '#000000',
  },
}

SCSS

$custom: #2f3884;
$custom-light: #716ea8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3884",
  "rgb": {
    "r": 47,
    "g": 56,
    "b": 132
  },
  "hsl": {
    "h": 233.647,
    "s": 47.486,
    "l": 35.098
  },
  "oklch": {
    "l": 0.37925,
    "c": 0.12664,
    "h": 273.6
  },
  "luminance": 0.05099
}

Semantic roles & 50–950 ramp

primary

#2F3884

secondary

#AFA760

accent

#C951D7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2F3884

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

Preview Lab → · Contrast checker → · Palette generator →