#2A21AF#2A21AF

#2A21AF is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.2% C 0.210 H 273.0°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#2A21AF
RGB	rgb(42, 33, 175)
HSL	hsl(244, 68%, 41%)
HSV	hsv(244, 81%, 69%)
CMYK	cmyk(76%, 81.1%, 0%, 31.4%)
CIE-LAB	lab(25.79, 49.75, -72.34)
CIE-LCH	lch(25.79, 87.79, 304.52°)
OKLab	oklab(38.21% 0.011 -0.2093)
OKLCH	oklch(38.21% 0.21 273)
XYZ	xyz(9.2340, 4.6741, 40.9647)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A21AF #A6AF21

analogous

#215FAF #2A21AF #7121AF

triadic

#2A21AF #AF2A21 #21AF2A

tetradic

#2A21AF #AF215F #A6AF21 #21AF71

square

#2A21AF #AF215F #A6AF21 #21AF71

split-complementary

#2A21AF #AF7121 #5FAF21

monochromatic

#110E48 #1E177C #2A21AF #3F34D9 #7068E3

Accessibility & contrast

On white

10.85

#2A21AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#2A21AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A21AF

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A21AF	#FFFFFF	#000000	##FFFFFF
##2A21AF	1.00	10.85	1.94	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B3

Deuteranopia (green-blind)

#0036AD

Tritanopia (blue-blind)

#004E69

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2a21af;
/* rgb */ color: rgb(42, 33, 175);
/* oklch */ color: oklch(38.2% 0.210 273.0);

Tailwind

colors: {
  custom: {
    50: '#7b60c8',
    500: '#2a21af',
    950: '#000000',
  },
}

SCSS

$custom: #2a21af;
$custom-light: #7b60c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a21af",
  "rgb": {
    "r": 42,
    "g": 33,
    "b": 175
  },
  "hsl": {
    "h": 243.803,
    "s": 68.269,
    "l": 40.784
  },
  "oklch": {
    "l": 0.38209,
    "c": 0.20957,
    "h": 273
  },
  "luminance": 0.04675
}

Semantic roles & 50–950 ramp

primary

#2A21AF

secondary

#C2C864

accent

#EB3DE0

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2A21AF

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

Preview Lab → · Contrast checker → · Palette generator →