#2A23AD#2A23AD

#2A23AD is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.2% C 0.206 H 273.0°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX#2A23AD
RGBrgb(42, 35, 173)
HSLhsl(243, 66%, 41%)
HSVhsv(243, 80%, 68%)
CMYKcmyk(75.7%, 79.8%, 0%, 32.2%)
CIE-LABlab(25.89, 48.13, -70.96)
CIE-LCHlch(25.89, 85.74, 304.15°)
OKLaboklab(38.22% 0.0108 -0.2053)
OKLCHoklch(38.22% 0.206 273)
XYZxyz(9.0962, 4.7105, 39.9569)
Luminance0.0471 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2A23AD #A6AD23
analogous
#2361AD #2A23AD #6F23AD
triadic
#2A23AD #AD2A23 #23AD2A
tetradic
#2A23AD #AD2361 #A6AD23 #23AD6F
square
#2A23AD #AD2361 #A6AD23 #23AD6F
split-complementary
#2A23AD #AD6F23 #61AD23
monochromatic
#110E47 #1E197A #2A23AD #3F37D6 #706AE1

Accessibility & contrast

On white

10.81
#2A23AD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.94
#2A23AD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A23AD
10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2A23AD#FFFFFF#000000##FFFFFF
##2A23AD1.0010.811.9410.81
#FFFFFF10.811.0021.001.00
#0000001.9421.001.0021.00
##FFFFFF10.811.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0044B1
Deuteranopia (green-blind)
#0037AB
Tritanopia (blue-blind)
#004E68
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #2a23ad;
/* rgb */ color: rgb(42, 35, 173);
/* oklch */ color: oklch(38.2% 0.206 273.0);
Tailwind
colors: {
  custom: {
    50: '#7a61c7',
    500: '#2a23ad',
    950: '#000000',
  },
}
SCSS
$custom: #2a23ad;
$custom-light: #7a61c7;
$custom-dark: #000000;
JSON
{
  "hex": "#2a23ad",
  "rgb": {
    "r": 42,
    "g": 35,
    "b": 173
  },
  "hsl": {
    "h": 243.043,
    "s": 66.346,
    "l": 40.784
  },
  "oklch": {
    "l": 0.38217,
    "c": 0.2056,
    "h": 273
  },
  "luminance": 0.04711
}

Semantic roles & 50–950 ramp

primary
#2A23AD
secondary
#C2C765
accent
#E93FE1
background
#F8F5FC
surface
#EFEAF8
border
#CAC6D1
text
#0B0513
muted
#7C7982

Preview Lab

Preview with #2A23AD

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

Preview Lab → · Contrast checker → · Palette generator →

#2A23AD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva