#2C42AB#2C42AB

#2C42AB is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.1% C 0.169 H 268.9°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#2C42AB
RGB	rgb(44, 66, 171)
HSL	hsl(230, 59%, 42%)
HSV	hsv(230, 74%, 67%)
CMYK	cmyk(74.3%, 61.4%, 0%, 32.9%)
CIE-LAB	lab(32.64, 29.01, -58.66)
CIE-LCH	lch(32.64, 65.44, 296.31°)
OKLab	oklab(43.05% -0.0032 -0.1694)
OKLCH	oklch(43.05% 0.169 268.9)
XYZ	xyz(10.3351, 7.3711, 39.3983)
Luminance	0.0737 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C42AB #AB952C

analogous

#2C82AB #2C42AB #552CAB

triadic

#2C42AB #AB2C42 #42AB2C

tetradic

#2C42AB #AB2C82 #AB952C #2CAB55

square

#2C42AB #AB2C82 #AB952C #2CAB55

split-complementary

#2C42AB #AB552C #82AB2C

monochromatic

#131C4A #1F2F7A #2C42AB #455DCF #7687DC

Accessibility & contrast

On white

8.49

#2C42AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#2C42AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C42AB

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C42AB	#FFFFFF	#000000	##FFFFFF
##2C42AB	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AE

Deuteranopia (green-blind)

#0047A9

Tritanopia (blue-blind)

#005D70

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2c42ab;
/* rgb */ color: rgb(44, 66, 171);
/* oklch */ color: oklch(43.1% 0.169 268.9);

Tailwind

colors: {
  custom: {
    50: '#7876c5',
    500: '#2c42ab',
    950: '#000000',
  },
}

SCSS

$custom: #2c42ab;
$custom-light: #7876c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2c42ab",
  "rgb": {
    "r": 44,
    "g": 66,
    "b": 171
  },
  "hsl": {
    "h": 229.606,
    "s": 59.07,
    "l": 42.157
  },
  "oklch": {
    "l": 0.43052,
    "c": 0.16945,
    "h": 268.9
  },
  "luminance": 0.07372
}

Semantic roles & 50–950 ramp

primary

#2C42AB

secondary

#C3B56F

accent

#C746E2

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #2C42AB

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

Preview Lab → · Contrast checker → · Palette generator →