#2F3790#2F3790

#2F3790 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.7% C 0.145 H 273.6°. Best body text is #FFFFFF at 10.14:1 contrast (WCAG AA passes).

Color values

HEX	#2F3790
RGB	rgb(47, 55, 144)
HSL	hsl(235, 51%, 37%)
HSV	hsv(235, 67%, 56%)
CMYK	cmyk(67.4%, 61.8%, 0%, 43.5%)
CIE-LAB	lab(27.71, 26.73, -50.31)
CIE-LCH	lch(27.71, 56.97, 297.98°)
OKLab	oklab(38.75% 0.009 -0.145)
OKLCH	oklch(38.75% 0.145 273.6)
XYZ	xyz(7.5708, 5.3497, 27.0138)
Luminance	0.0535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3790 #90882F

analogous

#2F6790 #2F3790 #582F90

triadic

#2F3790 #902F37 #37902F

tetradic

#2F3790 #902F67 #90882F #2F9058

square

#2F3790 #902F67 #90882F #2F9058

split-complementary

#2F3790 #90582F #67902F

monochromatic

#111434 #202562 #2F3790 #3E49BE #6B73CF

Accessibility & contrast

On white

10.14

#2F3790 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2F3790 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3790

10.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3790	#FFFFFF	#000000	##FFFFFF
##2F3790	1.00	10.14	2.07	10.14
#FFFFFF	10.14	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004693

Deuteranopia (green-blind)

#003D8E

Tritanopia (blue-blind)

#004D5E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2f3790;
/* rgb */ color: rgb(47, 55, 144);
/* oklch */ color: oklch(38.7% 0.145 273.6);

Tailwind

colors: {
  custom: {
    50: '#746db1',
    500: '#2f3790',
    950: '#000000',
  },
}

SCSS

$custom: #2f3790;
$custom-light: #746db1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3790",
  "rgb": {
    "r": 47,
    "g": 55,
    "b": 144
  },
  "hsl": {
    "h": 235.052,
    "s": 50.785,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38745,
    "c": 0.14524,
    "h": 273.6
  },
  "luminance": 0.0535
}

Semantic roles & 50–950 ramp

primary

#2F3790

secondary

#B6AF65

accent

#CF4EDA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2F3790

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

Preview Lab → · Contrast checker → · Palette generator →