#2C279B#2C279B

#2C279B is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.9% C 0.179 H 275.0°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#2C279B
RGB	rgb(44, 39, 155)
HSL	hsl(243, 60%, 38%)
HSV	hsv(243, 75%, 61%)
CMYK	cmyk(71.6%, 74.8%, 0%, 39.2%)
CIE-LAB	lab(24.80, 40.27, -61.84)
CIE-LCH	lch(24.80, 73.80, 303.07°)
OKLab	oklab(36.9% 0.0155 -0.1788)
OKLCH	oklch(36.9% 0.179 275)
XYZ	xyz(7.6787, 4.3523, 31.4394)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C279B #969B27

analogous

#275C9B #2C279B #66279B

triadic

#2C279B #9B2C27 #279B2C

tetradic

#2C279B #9B275C #969B27 #279B66

square

#2C279B #9B275C #969B27 #279B66

split-complementary

#2C279B #9B6627 #5C9B27

monochromatic

#100E39 #1E1B6A #2C279B #3A33CC #6964D8

Accessibility & contrast

On white

11.23

#2C279B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#2C279B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C279B

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C279B	#FFFFFF	#000000	##FFFFFF
##2C279B	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409E

Deuteranopia (green-blind)

#003599

Tritanopia (blue-blind)

#00485F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2c279b;
/* rgb */ color: rgb(44, 39, 155);
/* oklch */ color: oklch(36.9% 0.179 275.0);

Tailwind

colors: {
  custom: {
    50: '#7663ba',
    500: '#2c279b',
    950: '#000000',
  },
}

SCSS

$custom: #2c279b;
$custom-light: #7663ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2c279b",
  "rgb": {
    "r": 44,
    "g": 39,
    "b": 155
  },
  "hsl": {
    "h": 242.586,
    "s": 59.794,
    "l": 38.039
  },
  "oklch": {
    "l": 0.36901,
    "c": 0.17947,
    "h": 275
  },
  "luminance": 0.04353
}

Semantic roles & 50–950 ramp

primary

#2C279B

secondary

#BABE60

accent

#E345DC

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #2C279B

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

Preview Lab → · Contrast checker → · Palette generator →