#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
RGB	rgb(42, 35, 173)
HSL	hsl(243, 66%, 41%)
HSV	hsv(243, 80%, 68%)
CMYK	cmyk(75.7%, 79.8%, 0%, 32.2%)
CIE-LAB	lab(25.89, 48.13, -70.96)
CIE-LCH	lch(25.89, 85.74, 304.15°)
OKLab	oklab(38.22% 0.0108 -0.2053)
OKLCH	oklch(38.22% 0.206 273)
XYZ	xyz(9.0962, 4.7105, 39.9569)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	blue

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
##2A23AD	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

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 →