#2B16B3#2B16B3

#2B16B3 is a dark, highly saturated blue. Relative luminance 0.043; OKLCH L 37.7% C 0.221 H 273.6°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#2B16B3
RGB	rgb(43, 22, 179)
HSL	hsl(248, 78%, 39%)
HSV	hsv(248, 88%, 70%)
CMYK	cmyk(76%, 87.7%, 0%, 29.8%)
CIE-LAB	lab(24.77, 55.64, -76.42)
CIE-LCH	lch(24.77, 94.53, 306.06°)
OKLab	oklab(37.67% 0.0141 -0.2209)
OKLCH	oklch(37.67% 0.221 273.6)
XYZ	xyz(9.4172, 4.3411, 42.9807)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B16B3 #9EB316

analogous

#1650B3 #2B16B3 #7916B3

triadic

#2B16B3 #B32B16 #16B32B

tetradic

#2B16B3 #B31650 #9EB316 #16B379

square

#2B16B3 #B31650 #9EB316 #16B379

split-complementary

#2B16B3 #B37916 #50B316

monochromatic

#110946 #1E0F7C #2B16B3 #3C22E4 #6C59EB

Accessibility & contrast

On white

11.24

#2B16B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#2B16B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B16B3

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B16B3	#FFFFFF	#000000	##FFFFFF
##2B16B3	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B7

Deuteranopia (green-blind)

#0033B0

Tritanopia (blue-blind)

#004C69

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b16b3;
/* rgb */ color: rgb(43, 22, 179);
/* oklch */ color: oklch(37.7% 0.221 273.6);

Tailwind

colors: {
  custom: {
    50: '#7d5ccb',
    500: '#2b16b3',
    950: '#000000',
  },
}

SCSS

$custom: #2b16b3;
$custom-light: #7d5ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b16b3",
  "rgb": {
    "r": 43,
    "g": 22,
    "b": 179
  },
  "hsl": {
    "h": 248.025,
    "s": 78.109,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37667,
    "c": 0.22133,
    "h": 273.6
  },
  "luminance": 0.04342
}

Semantic roles & 50–950 ramp

primary

#2B16B3

secondary

#BECE57

accent

#F533DB

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0414

muted

#7D7982

Preview Lab

Preview with #2B16B3

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

Preview Lab → · Contrast checker → · Palette generator →