#2A1D74#2A1D74

#2A1D74 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.2% C 0.140 H 281.3°. Best body text is #FFFFFF at 13.76:1 contrast (WCAG AA passes).

Color values

HEX	#2A1D74
RGB	rgb(42, 29, 116)
HSL	hsl(249, 60%, 28%)
HSV	hsv(249, 75%, 45%)
CMYK	cmyk(63.8%, 75%, 0%, 54.5%)
CIE-LAB	lab(18.50, 32.77, -47.76)
CIE-LCH	lch(18.50, 57.92, 304.46°)
OKLab	oklab(31.17% 0.0275 -0.1377)
OKLCH	oklch(31.17% 0.14 281.3)
XYZ	xyz(4.5456, 2.6316, 16.7880)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1D74 #67741D

analogous

#1D3B74 #2A1D74 #551D74

triadic

#2A1D74 #742A1D #1D742A

tetradic

#2A1D74 #741D3B #67741D #1D7455

square

#2A1D74 #741D3B #67741D #1D7455

split-complementary

#2A1D74 #74551D #3B741D

monochromatic

#090618 #181143 #2A1D74 #3C29A5 #533DCE

Accessibility & contrast

On white

13.76

#2A1D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#2A1D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1D74

13.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1D74	#FFFFFF	#000000	##FFFFFF
##2A1D74	1.00	13.76	1.53	13.76
#FFFFFF	13.76	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003077

Deuteranopia (green-blind)

#002A72

Tritanopia (blue-blind)

#003546

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #2a1d74;
/* rgb */ color: rgb(42, 29, 116);
/* oklch */ color: oklch(31.2% 0.140 281.3);

Tailwind

colors: {
  custom: {
    50: '#6e5b9d',
    500: '#2a1d74',
    950: '#000000',
  },
}

SCSS

$custom: #2a1d74;
$custom-light: #6e5b9d;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1d74",
  "rgb": {
    "r": 42,
    "g": 29,
    "b": 116
  },
  "hsl": {
    "h": 248.966,
    "s": 60,
    "l": 28.431
  },
  "oklch": {
    "l": 0.31168,
    "c": 0.14041,
    "h": 281.3
  },
  "luminance": 0.02632
}

Semantic roles & 50–950 ramp

primary

#2A1D74

secondary

#99A845

accent

#E345CB

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #2A1D74

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

Preview Lab → · Contrast checker → · Palette generator →