#2C277D#2C277D

#2C277D is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.9% C 0.140 H 278.4°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#2C277D
RGB	rgb(44, 39, 125)
HSL	hsl(243, 52%, 32%)
HSV	hsv(243, 69%, 49%)
CMYK	cmyk(64.8%, 68.8%, 0%, 51%)
CIE-LAB	lab(21.82, 29.95, -48.06)
CIE-LCH	lch(21.82, 56.62, 301.93°)
OKLab	oklab(33.86% 0.0205 -0.1385)
OKLCH	oklch(33.86% 0.14 278.4)
XYZ	xyz(5.4647, 3.4668, 19.7792)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C277D #787D27

analogous

#274D7D #2C277D #57277D

triadic

#2C277D #7D2C27 #277D2C

tetradic

#2C277D #7D274D #787D27 #277D57

square

#2C277D #7D274D #787D27 #277D57

split-complementary

#2C277D #7D5727 #4D7D27

monochromatic

#0B0A20 #1C184E #2C277D #3C36AC #5B55CA

Accessibility & contrast

On white

12.40

#2C277D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2C277D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C277D

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C277D	#FFFFFF	#000000	##FFFFFF
##2C277D	1.00	12.40	1.69	12.40
#FFFFFF	12.40	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003880

Deuteranopia (green-blind)

#00317B

Tritanopia (blue-blind)

#003D4E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2c277d;
/* rgb */ color: rgb(44, 39, 125);
/* oklch */ color: oklch(33.9% 0.140 278.4);

Tailwind

colors: {
  custom: {
    50: '#7062a3',
    500: '#2c277d',
    950: '#000000',
  },
}

SCSS

$custom: #2c277d;
$custom-light: #7062a3;
$custom-dark: #000000;

JSON

{
  "hex": "#2c277d",
  "rgb": {
    "r": 44,
    "g": 39,
    "b": 125
  },
  "hsl": {
    "h": 243.488,
    "s": 52.439,
    "l": 32.157
  },
  "oklch": {
    "l": 0.33863,
    "c": 0.14003,
    "h": 278.4
  },
  "luminance": 0.03467
}

Semantic roles & 50–950 ramp

primary

#2C277D

secondary

#A9AF51

accent

#DC4CD3

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #2C277D

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

Preview Lab → · Contrast checker → · Palette generator →