#2C3791#2C3791

#2C3791 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.6% C 0.147 H 272.2°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#2C3791
RGB	rgb(44, 55, 145)
HSL	hsl(233, 53%, 37%)
HSV	hsv(233, 70%, 57%)
CMYK	cmyk(69.7%, 62.1%, 0%, 43.1%)
CIE-LAB	lab(27.60, 26.64, -51.11)
CIE-LCH	lch(27.60, 57.63, 297.53°)
OKLab	oklab(38.64% 0.0056 -0.1474)
OKLCH	oklch(38.64% 0.147 272.2)
XYZ	xyz(7.5140, 5.3115, 27.4118)
Luminance	0.0531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3791 #91862C

analogous

#2C6A91 #2C3791 #532C91

triadic

#2C3791 #912C37 #37912C

tetradic

#2C3791 #912C6A #91862C #2C9153

square

#2C3791 #912C6A #91862C #2C9153

split-complementary

#2C3791 #91532C #6A912C

monochromatic

#101333 #1E2562 #2C3791 #3A49C0 #6772D1

Accessibility & contrast

On white

10.18

#2C3791 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#2C3791 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3791

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3791	#FFFFFF	#000000	##FFFFFF
##2C3791	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004694

Deuteranopia (green-blind)

#003D8F

Tritanopia (blue-blind)

#004E5E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2c3791;
/* rgb */ color: rgb(44, 55, 145);
/* oklch */ color: oklch(38.6% 0.147 272.2);

Tailwind

colors: {
  custom: {
    50: '#736db2',
    500: '#2c3791',
    950: '#000000',
  },
}

SCSS

$custom: #2c3791;
$custom-light: #736db2;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3791",
  "rgb": {
    "r": 44,
    "g": 55,
    "b": 145
  },
  "hsl": {
    "h": 233.465,
    "s": 53.439,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38644,
    "c": 0.14748,
    "h": 272.2
  },
  "luminance": 0.05312
}

Semantic roles & 50–950 ramp

primary

#2C3791

secondary

#B7AE62

accent

#CD4BDD

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2C3791

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

Preview Lab → · Contrast checker → · Palette generator →