#2A1D9D#2A1D9D

#2A1D9D is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.7% C 0.192 H 275.1°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#2A1D9D
RGB	rgb(42, 29, 157)
HSL	hsl(246, 69%, 36%)
HSV	hsv(246, 82%, 62%)
CMYK	cmyk(73.2%, 81.5%, 0%, 38.4%)
CIE-LAB	lab(23.01, 46.08, -66.03)
CIE-LCH	lch(23.01, 80.52, 304.91°)
OKLab	oklab(35.67% 0.0171 -0.1909)
OKLCH	oklch(35.67% 0.192 275.1)
XYZ	xyz(7.4780, 3.8046, 32.2320)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1D9D #909D1D

analogous

#1D509D #2A1D9D #6A1D9D

triadic

#2A1D9D #9D2A1D #1D9D2A

tetradic

#2A1D9D #9D1D50 #909D1D #1D9D6A

square

#2A1D9D #9D1D50 #909D1D #1D9D6A

split-complementary

#2A1D9D #9D6A1D #509D1D

monochromatic

#0E0A36 #1C1369 #2A1D9D #3827D1 #6355E0

Accessibility & contrast

On white

11.93

#2A1D9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#2A1D9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1D9D

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1D9D	#FFFFFF	#000000	##FFFFFF
##2A1D9D	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA1

Deuteranopia (green-blind)

#00319B

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #2a1d9d;
/* rgb */ color: rgb(42, 29, 157);
/* oklch */ color: oklch(35.7% 0.192 275.1);

Tailwind

colors: {
  custom: {
    50: '#775dbb',
    500: '#2a1d9d',
    950: '#000000',
  },
}

SCSS

$custom: #2a1d9d;
$custom-light: #775dbb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1d9d",
  "rgb": {
    "r": 42,
    "g": 29,
    "b": 157
  },
  "hsl": {
    "h": 246.094,
    "s": 68.817,
    "l": 36.471
  },
  "oklch": {
    "l": 0.35673,
    "c": 0.19167,
    "h": 275.1
  },
  "luminance": 0.03805
}

Semantic roles & 50–950 ramp

primary

#2A1D9D

secondary

#B7C353

accent

#EC3CDA

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2A1D9D

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

Preview Lab → · Contrast checker → · Palette generator →