#2A1790#2A1790

#2A1790 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.5% C 0.181 H 277.4°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#2A1790
RGB	rgb(42, 23, 144)
HSL	hsl(249, 72%, 33%)
HSV	hsv(249, 84%, 56%)
CMYK	cmyk(70.8%, 84%, 0%, 43.5%)
CIE-LAB	lab(20.51, 44.91, -62.16)
CIE-LCH	lch(20.51, 76.68, 305.85°)
OKLab	oklab(33.49% 0.0233 -0.1796)
OKLCH	oklch(33.49% 0.181 277.4)
XYZ	xyz(6.2936, 3.1181, 26.6503)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1790 #7D9017

analogous

#174190 #2A1790 #661790

triadic

#2A1790 #902A17 #17902A

tetradic

#2A1790 #901741 #7D9017 #179066

square

#2A1790 #901741 #7D9017 #179066

split-complementary

#2A1790 #906617 #419017

monochromatic

#0B0626 #1B0F5B #2A1790 #391FC5 #5A41E1

Accessibility & contrast

On white

12.93

#2A1790 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#2A1790 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1790

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1790	#FFFFFF	#000000	##FFFFFF
##2A1790	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003693

Deuteranopia (green-blind)

#002C8E

Tritanopia (blue-blind)

#003D55

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2a1790;
/* rgb */ color: rgb(42, 23, 144);
/* oklch */ color: oklch(33.5% 0.181 277.4);

Tailwind

colors: {
  custom: {
    50: '#7559b2',
    500: '#2a1790',
    950: '#000000',
  },
}

SCSS

$custom: #2a1790;
$custom-light: #7559b2;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1790",
  "rgb": {
    "r": 42,
    "g": 23,
    "b": 144
  },
  "hsl": {
    "h": 249.421,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.33494,
    "c": 0.18108,
    "h": 277.4
  },
  "luminance": 0.03119
}

Semantic roles & 50–950 ramp

primary

#2A1790

secondary

#ADC142

accent

#EF39D3

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2A1790

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

Preview Lab → · Contrast checker → · Palette generator →