#2C42A3#2C42A3

#2C42A3 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.4% C 0.159 H 268.8°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#2C42A3
RGB	rgb(44, 66, 163)
HSL	hsl(229, 57%, 41%)
HSV	hsv(229, 73%, 64%)
CMYK	cmyk(73%, 59.5%, 0%, 36.1%)
CIE-LAB	lab(31.98, 26.02, -54.94)
CIE-LCH	lch(31.98, 60.79, 295.34°)
OKLab	oklab(42.36% -0.0032 -0.1585)
OKLCH	oklch(42.36% 0.159 268.8)
XYZ	xyz(9.5955, 7.0753, 35.5032)
Luminance	0.0708 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C42A3 #A38D2C

analogous

#2C7DA3 #2C42A3 #522CA3

triadic

#2C42A3 #A32C42 #42A32C

tetradic

#2C42A3 #A32C7D #A38D2C #2CA352

square

#2C42A3 #A32C7D #A38D2C #2CA352

split-complementary

#2C42A3 #A3522C #7DA32C

monochromatic

#121B43 #1F2E73 #2C42A3 #415ACC #7184D9

Accessibility & contrast

On white

8.69

#2C42A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#2C42A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C42A3

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C42A3	#FFFFFF	#000000	##FFFFFF
##2C42A3	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A6

Deuteranopia (green-blind)

#0046A1

Tritanopia (blue-blind)

#005A6C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2c42a3;
/* rgb */ color: rgb(44, 66, 163);
/* oklch */ color: oklch(42.4% 0.159 268.8);

Tailwind

colors: {
  custom: {
    50: '#7676bf',
    500: '#2c42a3',
    950: '#000000',
  },
}

SCSS

$custom: #2c42a3;
$custom-light: #7676bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2c42a3",
  "rgb": {
    "r": 44,
    "g": 66,
    "b": 163
  },
  "hsl": {
    "h": 228.908,
    "s": 57.488,
    "l": 40.588
  },
  "oklch": {
    "l": 0.42356,
    "c": 0.15852,
    "h": 268.8
  },
  "luminance": 0.07076
}

Semantic roles & 50–950 ramp

primary

#2C42A3

secondary

#C0B06B

accent

#C447E1

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2C42A3

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

Preview Lab → · Contrast checker → · Palette generator →