#2C28A6#2C28A6

#2C28A6 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.2% C 0.192 H 273.8°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#2C28A6
RGB	rgb(44, 40, 166)
HSL	hsl(242, 61%, 40%)
HSV	hsv(242, 76%, 65%)
CMYK	cmyk(73.5%, 75.9%, 0%, 34.9%)
CIE-LAB	lab(26.17, 43.37, -66.27)
CIE-LCH	lch(26.17, 79.20, 303.20°)
OKLab	oklab(38.22% 0.0128 -0.1917)
OKLCH	oklch(38.22% 0.192 273.8)
XYZ	xyz(8.6781, 4.8054, 36.5392)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C28A6 #A2A628

analogous

#2863A6 #2C28A6 #6B28A6

triadic

#2C28A6 #A62C28 #28A62C

tetradic

#2C28A6 #A62863 #A2A628 #28A66B

square

#2C28A6 #A62863 #A2A628 #28A66B

split-complementary

#2C28A6 #A66B28 #63A628

monochromatic

#121043 #1F1C75 #2C28A6 #403BD0 #706DDC

Accessibility & contrast

On white

10.71

#2C28A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2C28A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C28A6

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C28A6	#FFFFFF	#000000	##FFFFFF
##2C28A6	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AA

Deuteranopia (green-blind)

#0038A4

Tritanopia (blue-blind)

#004D65

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2c28a6;
/* rgb */ color: rgb(44, 40, 166);
/* oklch */ color: oklch(38.2% 0.192 273.8);

Tailwind

colors: {
  custom: {
    50: '#7964c2',
    500: '#2c28a6',
    950: '#000000',
  },
}

SCSS

$custom: #2c28a6;
$custom-light: #7964c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2c28a6",
  "rgb": {
    "r": 44,
    "g": 40,
    "b": 166
  },
  "hsl": {
    "h": 241.905,
    "s": 61.165,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38219,
    "c": 0.19215,
    "h": 273.8
  },
  "luminance": 0.04806
}

Semantic roles & 50–950 ramp

primary

#2C28A6

secondary

#BFC267

accent

#E444DF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2C28A6

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

Preview Lab → · Contrast checker → · Palette generator →