#2C42B3#2C42B3

#2C42B3 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.8% C 0.180 H 268.9°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#2C42B3
RGB	rgb(44, 66, 179)
HSL	hsl(230, 61%, 44%)
HSV	hsv(230, 75%, 70%)
CMYK	cmyk(75.4%, 63.1%, 0%, 29.8%)
CIE-LAB	lab(33.32, 31.97, -62.31)
CIE-LCH	lch(33.32, 70.03, 297.16°)
OKLab	oklab(43.77% -0.0033 -0.1801)
OKLCH	oklch(43.77% 0.18 268.9)
XYZ	xyz(11.1208, 7.6854, 43.5364)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C42B3 #B39D2C

analogous

#2C85B3 #2C42B3 #592CB3

triadic

#2C42B3 #B32C42 #42B32C

tetradic

#2C42B3 #B32C85 #B39D2C #2CB359

square

#2C42B3 #B32C85 #B39D2C #2CB359

split-complementary

#2C42B3 #B3592C #85B32C

monochromatic

#141E51 #203082 #2C42B3 #4A60D2 #7B8BDF

Accessibility & contrast

On white

8.28

#2C42B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2C42B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C42B3

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C42B3	#FFFFFF	#000000	##FFFFFF
##2C42B3	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B7

Deuteranopia (green-blind)

#0048B1

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2c42b3;
/* rgb */ color: rgb(44, 66, 179);
/* oklch */ color: oklch(43.8% 0.180 268.9);

Tailwind

colors: {
  custom: {
    50: '#7a76cb',
    500: '#2c42b3',
    950: '#000000',
  },
}

SCSS

$custom: #2c42b3;
$custom-light: #7a76cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2c42b3",
  "rgb": {
    "r": 44,
    "g": 66,
    "b": 179
  },
  "hsl": {
    "h": 230.222,
    "s": 60.538,
    "l": 43.725
  },
  "oklch": {
    "l": 0.43767,
    "c": 0.18015,
    "h": 268.9
  },
  "luminance": 0.07687
}

Semantic roles & 50–950 ramp

primary

#2C42B3

secondary

#C7B974

accent

#CA44E4

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #2C42B3

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

Preview Lab → · Contrast checker → · Palette generator →