#2A21AD#2A21AD

#2A21AD is a dark, highly saturated blue. Relative luminance 0.046; OKLCH L 38.0% C 0.207 H 273.2°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX#2A21AD
RGBrgb(42, 33, 173)
HSLhsl(244, 68%, 40%)
HSVhsv(244, 81%, 68%)
CMYKcmyk(75.7%, 80.9%, 0%, 32.2%)
CIE-LABlab(25.55, 49.12, -71.52)
CIE-LCHlch(25.55, 86.77, 304.48°)
OKLaboklab(37.98% 0.0115 -0.2069)
OKLCHoklch(37.98% 0.207 273.2)
XYZxyz(9.0390, 4.5961, 39.9378)
Luminance0.0460 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2A21AD #A4AD21
analogous
#215EAD #2A21AD #7021AD
triadic
#2A21AD #AD2A21 #21AD2A
tetradic
#2A21AD #AD215E #A4AD21 #21AD70
square
#2A21AD #AD215E #A4AD21 #21AD70
split-complementary
#2A21AD #AD7021 #5EAD21
monochromatic
#110D46 #1E177A #2A21AD #3E33D8 #6E66E2

Accessibility & contrast

On white

10.94
#2A21AD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.92
#2A21AD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A21AD
10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2A21AD#FFFFFF#000000##FFFFFF
##2A21AD1.0010.941.9210.94
#FFFFFF10.941.0021.001.00
#0000001.9221.001.0021.00
##FFFFFF10.941.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0043B1
Deuteranopia (green-blind)
#0036AB
Tritanopia (blue-blind)
#004D68
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #2a21ad;
/* rgb */ color: rgb(42, 33, 173);
/* oklch */ color: oklch(38.0% 0.207 273.2);
Tailwind
colors: {
  custom: {
    50: '#7b60c7',
    500: '#2a21ad',
    950: '#000000',
  },
}
SCSS
$custom: #2a21ad;
$custom-light: #7b60c7;
$custom-dark: #000000;
JSON
{
  "hex": "#2a21ad",
  "rgb": {
    "r": 42,
    "g": 33,
    "b": 173
  },
  "hsl": {
    "h": 243.857,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.37979,
    "c": 0.20725,
    "h": 273.2
  },
  "luminance": 0.04597
}

Semantic roles & 50–950 ramp

primary
#2A21AD
secondary
#C1C762
accent
#EB3DE0
background
#F8F5FC
surface
#EFEAF8
border
#CAC6D1
text
#0B0513
muted
#7C7982

Preview Lab

Preview with #2A21AD

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

Preview Lab → · Contrast checker → · Palette generator →

#2A21AD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva