#2F3D90#2F3D90

#2F3D90 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 39.9% C 0.137 H 271.5°. Best body text is #FFFFFF at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#2F3D90
RGB	rgb(47, 61, 144)
HSL	hsl(231, 51%, 37%)
HSV	hsv(231, 67%, 56%)
CMYK	cmyk(67.4%, 57.6%, 0%, 43.5%)
CIE-LAB	lab(29.30, 22.71, -47.73)
CIE-LCH	lch(29.30, 52.86, 295.45°)
OKLab	oklab(39.93% 0.0036 -0.1373)
OKLCH	oklch(39.93% 0.137 271.5)
XYZ	xyz(7.8734, 5.9547, 27.1146)
Luminance	0.0595 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3D90 #90822F

analogous

#2F6E90 #2F3D90 #512F90

triadic

#2F3D90 #902F3D #3D902F

tetradic

#2F3D90 #902F6E #90822F #2F9051

square

#2F3D90 #902F6E #90822F #2F9051

split-complementary

#2F3D90 #90512F #6E902F

monochromatic

#111634 #202962 #2F3D90 #3E51BE #6B79CF

Accessibility & contrast

On white

9.58

#2F3D90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#2F3D90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3D90

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3D90	#FFFFFF	#000000	##FFFFFF
##2F3D90	1.00	9.58	2.19	9.58
#FFFFFF	9.58	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A93

Deuteranopia (green-blind)

#00418E

Tritanopia (blue-blind)

#005160

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2f3d90;
/* rgb */ color: rgb(47, 61, 144);
/* oklch */ color: oklch(39.9% 0.137 271.5);

Tailwind

colors: {
  custom: {
    50: '#7372b1',
    500: '#2f3d90',
    950: '#000000',
  },
}

SCSS

$custom: #2f3d90;
$custom-light: #7372b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3d90",
  "rgb": {
    "r": 47,
    "g": 61,
    "b": 144
  },
  "hsl": {
    "h": 231.34,
    "s": 50.785,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39926,
    "c": 0.13734,
    "h": 271.5
  },
  "luminance": 0.05955
}

Semantic roles & 50–950 ramp

primary

#2F3D90

secondary

#B6AA65

accent

#C64EDA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2F3D90

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

Preview Lab → · Contrast checker → · Palette generator →