#2C21AA#2C21AA

#2C21AA is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.8% C 0.203 H 274.2°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#2C21AA
RGB	rgb(44, 33, 170)
HSL	hsl(245, 67%, 40%)
HSV	hsv(245, 81%, 67%)
CMYK	cmyk(74.1%, 80.6%, 0%, 33.3%)
CIE-LAB	lab(25.34, 48.33, -70.07)
CIE-LCH	lch(25.34, 85.13, 304.60°)
OKLab	oklab(37.76% 0.0148 -0.2027)
OKLCH	oklch(37.76% 0.203 274.2)
XYZ	xyz(8.8359, 4.5246, 38.4301)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C21AA #9FAA21

analogous

#215AAA #2C21AA #7121AA

triadic

#2C21AA #AA2C21 #21AA2C

tetradic

#2C21AA #AA215A #9FAA21 #21AA71

square

#2C21AA #AA215A #9FAA21 #21AA71

split-complementary

#2C21AA #AA7121 #5AAA21

monochromatic

#110D43 #1F1777 #2C21AA #3E31D7 #6E64E1

Accessibility & contrast

On white

11.02

#2C21AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2C21AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C21AA

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C21AA	#FFFFFF	#000000	##FFFFFF
##2C21AA	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AE

Deuteranopia (green-blind)

#0036A8

Tritanopia (blue-blind)

#004C66

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2c21aa;
/* rgb */ color: rgb(44, 33, 170);
/* oklch */ color: oklch(37.8% 0.203 274.2);

Tailwind

colors: {
  custom: {
    50: '#7b60c5',
    500: '#2c21aa',
    950: '#000000',
  },
}

SCSS

$custom: #2c21aa;
$custom-light: #7b60c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2c21aa",
  "rgb": {
    "r": 44,
    "g": 33,
    "b": 170
  },
  "hsl": {
    "h": 244.818,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.37762,
    "c": 0.20322,
    "h": 274.2
  },
  "luminance": 0.04525
}

Semantic roles & 50–950 ramp

primary

#2C21AA

secondary

#BEC661

accent

#EA3DDC

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2C21AA

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

Preview Lab → · Contrast checker → · Palette generator →