#2F4E90#2F4E90

#2F4E90 is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.6% C 0.115 H 263.5°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#2F4E90
RGB	rgb(47, 78, 144)
HSL	hsl(221, 51%, 37%)
HSV	hsv(221, 67%, 56%)
CMYK	cmyk(67.4%, 45.8%, 0%, 43.5%)
CIE-LAB	lab(34.12, 11.26, -39.96)
CIE-LCH	lch(34.12, 41.51, 285.74°)
OKLab	oklab(43.58% -0.0131 -0.1142)
OKLCH	oklch(43.58% 0.115 263.5)
XYZ	xyz(8.9290, 8.0659, 27.4665)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4E90 #90712F

analogous

#2F7E90 #2F4E90 #412F90

triadic

#2F4E90 #902F4E #4E902F

tetradic

#2F4E90 #902F7E #90712F #2F9041

square

#2F4E90 #902F7E #90712F #2F9041

split-complementary

#2F4E90 #90412F #7E902F

monochromatic

#111C34 #203562 #2F4E90 #3E67BE #6B8BCF

Accessibility & contrast

On white

8.04

#2F4E90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2F4E90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4E90

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4E90	#FFFFFF	#000000	##FFFFFF
##2F4E90	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5593

Deuteranopia (green-blind)

#1D4C8F

Tritanopia (blue-blind)

#005D68

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f4e90;
/* rgb */ color: rgb(47, 78, 144);
/* oklch */ color: oklch(43.6% 0.115 263.5);

Tailwind

colors: {
  custom: {
    50: '#727fb1',
    500: '#2f4e90',
    950: '#000000',
  },
}

SCSS

$custom: #2f4e90;
$custom-light: #727fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4e90",
  "rgb": {
    "r": 47,
    "g": 78,
    "b": 144
  },
  "hsl": {
    "h": 220.825,
    "s": 50.785,
    "l": 37.451
  },
  "oklch": {
    "l": 0.43584,
    "c": 0.11493,
    "h": 263.5
  },
  "luminance": 0.08067
}

Semantic roles & 50–950 ramp

primary

#2F4E90

secondary

#B69C65

accent

#AD4EDA

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2F4E90

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

Preview Lab → · Contrast checker → · Palette generator →