#2B1E88#2B1E88

#2B1E88 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.5% C 0.165 H 278.2°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#2B1E88
RGB	rgb(43, 30, 136)
HSL	hsl(247, 64%, 33%)
HSV	hsv(247, 78%, 53%)
CMYK	cmyk(68.4%, 77.9%, 0%, 46.7%)
CIE-LAB	lab(20.90, 38.95, -56.51)
CIE-LCH	lch(20.90, 68.64, 304.58°)
OKLab	oklab(33.52% 0.0235 -0.1632)
OKLCH	oklch(33.52% 0.165 278.2)
XYZ	xyz(5.9030, 3.2192, 23.5981)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1E88 #7B881E

analogous

#1E4688 #2B1E88 #601E88

triadic

#2B1E88 #882B1E #1E882B

tetradic

#2B1E88 #881E46 #7B881E #1E8860

square

#2B1E88 #881E46 #7B881E #1E8860

split-complementary

#2B1E88 #88601E #46881E

monochromatic

#0B0824 #1B1356 #2B1E88 #3B29BA #5B49D7

Accessibility & contrast

On white

12.77

#2B1E88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#2B1E88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1E88

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1E88	#FFFFFF	#000000	##FFFFFF
##2B1E88	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368B

Deuteranopia (green-blind)

#002E86

Tritanopia (blue-blind)

#003D52

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2b1e88;
/* rgb */ color: rgb(43, 30, 136);
/* oklch */ color: oklch(33.5% 0.165 278.2);

Tailwind

colors: {
  custom: {
    50: '#725cac',
    500: '#2b1e88',
    950: '#000000',
  },
}

SCSS

$custom: #2b1e88;
$custom-light: #725cac;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1e88",
  "rgb": {
    "r": 43,
    "g": 30,
    "b": 136
  },
  "hsl": {
    "h": 247.358,
    "s": 63.855,
    "l": 32.549
  },
  "oklch": {
    "l": 0.33519,
    "c": 0.16492,
    "h": 278.2
  },
  "luminance": 0.0322
}

Semantic roles & 50–950 ramp

primary

#2B1E88

secondary

#ABB949

accent

#E741D3

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2B1E88

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

Preview Lab → · Contrast checker → · Palette generator →