#2B1C80#2B1C80

#2B1C80 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.4% C 0.157 H 279.9°. Best body text is #FFFFFF at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#2B1C80
RGB	rgb(43, 28, 128)
HSL	hsl(249, 64%, 31%)
HSV	hsv(249, 78%, 50%)
CMYK	cmyk(66.4%, 78.1%, 0%, 49.8%)
CIE-LAB	lab(19.65, 37.45, -53.54)
CIE-LCH	lch(19.65, 65.33, 304.97°)
OKLab	oklab(32.38% 0.0268 -0.1545)
OKLCH	oklch(32.38% 0.157 279.9)
XYZ	xyz(5.3066, 2.9022, 20.6984)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1C80 #71801C

analogous

#1C3F80 #2B1C80 #5D1C80

triadic

#2B1C80 #802B1C #1C802B

tetradic

#2B1C80 #801C3F #71801C #1C805D

square

#2B1C80 #801C3F #71801C #1C805D

split-complementary

#2B1C80 #805D1C #3F801C

monochromatic

#09061C #1A114E #2B1C80 #3C27B2 #5741D5

Accessibility & contrast

On white

13.29

#2B1C80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#2B1C80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1C80

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1C80	#FFFFFF	#000000	##FFFFFF
##2B1C80	1.00	13.29	1.58	13.29
#FFFFFF	13.29	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003383

Deuteranopia (green-blind)

#002C7E

Tritanopia (blue-blind)

#00394D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #2b1c80;
/* rgb */ color: rgb(43, 28, 128);
/* oklch */ color: oklch(32.4% 0.157 279.9);

Tailwind

colors: {
  custom: {
    50: '#715ba6',
    500: '#2b1c80',
    950: '#000000',
  },
}

SCSS

$custom: #2b1c80;
$custom-light: #715ba6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1c80",
  "rgb": {
    "r": 43,
    "g": 28,
    "b": 128
  },
  "hsl": {
    "h": 249,
    "s": 64.103,
    "l": 30.588
  },
  "oklch": {
    "l": 0.32379,
    "c": 0.15684,
    "h": 279.9
  },
  "luminance": 0.02903
}

Semantic roles & 50–950 ramp

primary

#2B1C80

secondary

#A3B344

accent

#E741CE

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #2B1C80

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

Preview Lab → · Contrast checker → · Palette generator →