#2B1A88#2B1A88

#2B1A88 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 33.0% C 0.169 H 278.8°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#2B1A88
RGB	rgb(43, 26, 136)
HSL	hsl(249, 68%, 32%)
HSV	hsv(249, 81%, 53%)
CMYK	cmyk(68.4%, 80.9%, 0%, 46.7%)
CIE-LAB	lab(20.16, 41.07, -57.73)
CIE-LCH	lch(20.16, 70.85, 305.43°)
OKLab	oklab(33% 0.0258 -0.1667)
OKLCH	oklch(33% 0.169 278.8)
XYZ	xyz(5.8082, 3.0295, 23.5664)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1A88 #77881A

analogous

#1A4088 #2B1A88 #621A88

triadic

#2B1A88 #882B1A #1A882B

tetradic

#2B1A88 #881A40 #77881A #1A8862

square

#2B1A88 #881A40 #77881A #1A8862

split-complementary

#2B1A88 #88621A #40881A

monochromatic

#0B0621 #1B1055 #2B1A88 #3B24BB #5942DB

Accessibility & contrast

On white

13.08

#2B1A88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#2B1A88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1A88

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1A88	#FFFFFF	#000000	##FFFFFF
##2B1A88	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358B

Deuteranopia (green-blind)

#002C86

Tritanopia (blue-blind)

#003B51

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2b1a88;
/* rgb */ color: rgb(43, 26, 136);
/* oklch */ color: oklch(33.0% 0.169 278.8);

Tailwind

colors: {
  custom: {
    50: '#735aac',
    500: '#2b1a88',
    950: '#000000',
  },
}

SCSS

$custom: #2b1a88;
$custom-light: #735aac;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1a88",
  "rgb": {
    "r": 43,
    "g": 26,
    "b": 136
  },
  "hsl": {
    "h": 249.273,
    "s": 67.901,
    "l": 31.765
  },
  "oklch": {
    "l": 0.33001,
    "c": 0.16872,
    "h": 278.8
  },
  "luminance": 0.0303
}

Semantic roles & 50–950 ramp

primary

#2B1A88

secondary

#A9BB43

accent

#EB3DD0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2B1A88

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

Preview Lab → · Contrast checker → · Palette generator →