#2C3571#2C3571

#2C3571 is a dark, moderate blue. Relative luminance 0.043; OKLCH L 35.6% C 0.103 H 273.6°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#2C3571
RGB	rgb(44, 53, 113)
HSL	hsl(232, 44%, 31%)
HSV	hsv(232, 61%, 44%)
CMYK	cmyk(61.1%, 53.1%, 0%, 55.7%)
CIE-LAB	lab(24.56, 16.11, -35.98)
CIE-LCH	lch(24.56, 39.42, 294.12°)
OKLab	oklab(35.58% 0.0064 -0.1029)
OKLCH	oklch(35.58% 0.103 273.6)
XYZ	xyz(5.2915, 4.2735, 16.1656)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3571 #71682C

analogous

#2C5771 #2C3571 #452C71

triadic

#2C3571 #712C35 #35712C

tetradic

#2C3571 #712C57 #71682C #2C7145

square

#2C3571 #712C57 #71682C #2C7145

split-complementary

#2C3571 #71452C #57712C

monochromatic

#0A0C19 #1B2045 #2C3571 #3D4A9D #5966BE

Accessibility & contrast

On white

11.32

#2C3571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2C3571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3571

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3571	#FFFFFF	#000000	##FFFFFF
##2C3571	1.00	11.32	1.85	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#153D73

Deuteranopia (green-blind)

#073770

Tritanopia (blue-blind)

#00434D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2c3571;
/* rgb */ color: rgb(44, 53, 113);
/* oklch */ color: oklch(35.6% 0.103 273.6);

Tailwind

colors: {
  custom: {
    50: '#6c6c9a',
    500: '#2c3571',
    950: '#000000',
  },
}

SCSS

$custom: #2c3571;
$custom-light: #6c6c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3571",
  "rgb": {
    "r": 44,
    "g": 53,
    "b": 113
  },
  "hsl": {
    "h": 232.174,
    "s": 43.949,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35577,
    "c": 0.10311,
    "h": 273.6
  },
  "luminance": 0.04274
}

Semantic roles & 50–950 ramp

primary

#2C3571

secondary

#A39956

accent

#C354D4

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2C3571

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

Preview Lab → · Contrast checker → · Palette generator →