#2F3C90#2F3C90

#2F3C90 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.7% C 0.139 H 271.9°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#2F3C90
RGB	rgb(47, 60, 144)
HSL	hsl(232, 51%, 37%)
HSV	hsv(232, 67%, 56%)
CMYK	cmyk(67.4%, 58.3%, 0%, 43.5%)
CIE-LAB	lab(29.03, 23.38, -48.17)
CIE-LCH	lch(29.03, 53.54, 295.90°)
OKLab	oklab(39.73% 0.0046 -0.1386)
OKLCH	oklch(39.73% 0.139 271.9)
XYZ	xyz(7.8205, 5.8490, 27.0970)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3C90 #90832F

analogous

#2F6C90 #2F3C90 #532F90

triadic

#2F3C90 #902F3C #3C902F

tetradic

#2F3C90 #902F6C #90832F #2F9053

square

#2F3C90 #902F6C #90832F #2F9053

split-complementary

#2F3C90 #90532F #6C902F

monochromatic

#111634 #202962 #2F3C90 #3E4FBE #6B78CF

Accessibility & contrast

On white

9.68

#2F3C90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2F3C90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3C90

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3C90	#FFFFFF	#000000	##FFFFFF
##2F3C90	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004993

Deuteranopia (green-blind)

#00408E

Tritanopia (blue-blind)

#005060

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2f3c90;
/* rgb */ color: rgb(47, 60, 144);
/* oklch */ color: oklch(39.7% 0.139 271.9);

Tailwind

colors: {
  custom: {
    50: '#7371b1',
    500: '#2f3c90',
    950: '#000000',
  },
}

SCSS

$custom: #2f3c90;
$custom-light: #7371b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3c90",
  "rgb": {
    "r": 47,
    "g": 60,
    "b": 144
  },
  "hsl": {
    "h": 231.959,
    "s": 50.785,
    "l": 37.451
  },
  "oklch": {
    "l": 0.39725,
    "c": 0.13866,
    "h": 271.9
  },
  "luminance": 0.0585
}

Semantic roles & 50–950 ramp

primary

#2F3C90

secondary

#B6AB65

accent

#C74EDA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2F3C90

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

Preview Lab → · Contrast checker → · Palette generator →