#2A1D72#2A1D72

#2A1D72 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.0% C 0.138 H 281.7°. Best body text is #FFFFFF at 13.84:1 contrast (WCAG AA passes).

Color values

HEX	#2A1D72
RGB	rgb(42, 29, 114)
HSL	hsl(249, 59%, 28%)
HSV	hsv(249, 75%, 45%)
CMYK	cmyk(63.2%, 74.6%, 0%, 55.3%)
CIE-LAB	lab(18.30, 32.09, -46.80)
CIE-LCH	lch(18.30, 56.75, 304.44°)
OKLab	oklab(30.96% 0.0279 -0.1349)
OKLCH	oklch(30.96% 0.138 281.7)
XYZ	xyz(4.4305, 2.5856, 16.1819)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1D72 #65721D

analogous

#1D3B72 #2A1D72 #541D72

triadic

#2A1D72 #722A1D #1D722A

tetradic

#2A1D72 #721D3B #65721D #1D7254

square

#2A1D72 #721D3B #65721D #1D7254

split-complementary

#2A1D72 #72541D #3B721D

monochromatic

#090618 #181141 #2A1D72 #3C29A3 #523CCD

Accessibility & contrast

On white

13.84

#2A1D72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#2A1D72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1D72

13.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1D72	#FFFFFF	#000000	##FFFFFF
##2A1D72	1.00	13.84	1.52	13.84
#FFFFFF	13.84	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003075

Deuteranopia (green-blind)

#002A70

Tritanopia (blue-blind)

#003445

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #2a1d72;
/* rgb */ color: rgb(42, 29, 114);
/* oklch */ color: oklch(31.0% 0.138 281.7);

Tailwind

colors: {
  custom: {
    50: '#6d5a9b',
    500: '#2a1d72',
    950: '#000000',
  },
}

SCSS

$custom: #2a1d72;
$custom-light: #6d5a9b;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1d72",
  "rgb": {
    "r": 42,
    "g": 29,
    "b": 114
  },
  "hsl": {
    "h": 249.176,
    "s": 59.441,
    "l": 28.039
  },
  "oklch": {
    "l": 0.30962,
    "c": 0.13775,
    "h": 281.7
  },
  "luminance": 0.02586
}

Semantic roles & 50–950 ramp

primary

#2A1D72

secondary

#97A645

accent

#E345CB

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08040E

muted

#7A797E

Preview Lab

Preview with #2A1D72

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

Preview Lab → · Contrast checker → · Palette generator →