#2B19B3#2B19B3

#2B19B3 is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.9% C 0.220 H 273.5°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#2B19B3
RGB	rgb(43, 25, 179)
HSL	hsl(247, 75%, 40%)
HSV	hsv(247, 86%, 70%)
CMYK	cmyk(76%, 86%, 0%, 29.8%)
CIE-LAB	lab(25.14, 54.51, -75.80)
CIE-LCH	lch(25.14, 93.36, 305.72°)
OKLab	oklab(37.92% 0.0134 -0.2191)
OKLCH	oklch(37.92% 0.22 273.5)
XYZ	xyz(9.4779, 4.4625, 43.0009)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B19B3 #A1B319

analogous

#1954B3 #2B19B3 #7819B3

triadic

#2B19B3 #B32B19 #19B32B

tetradic

#2B19B3 #B31954 #A1B319 #19B378

square

#2B19B3 #B31954 #A1B319 #19B378

split-complementary

#2B19B3 #B37819 #54B319

monochromatic

#110A48 #1E127D #2B19B3 #3E28E1 #6E5EE8

Accessibility & contrast

On white

11.09

#2B19B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2B19B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B19B3

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B19B3	#FFFFFF	#000000	##FFFFFF
##2B19B3	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B7

Deuteranopia (green-blind)

#0034B0

Tritanopia (blue-blind)

#004D6A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b19b3;
/* rgb */ color: rgb(43, 25, 179);
/* oklch */ color: oklch(37.9% 0.220 273.5);

Tailwind

colors: {
  custom: {
    50: '#7d5dcb',
    500: '#2b19b3',
    950: '#000000',
  },
}

SCSS

$custom: #2b19b3;
$custom-light: #7d5dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b19b3",
  "rgb": {
    "r": 43,
    "g": 25,
    "b": 179
  },
  "hsl": {
    "h": 247.013,
    "s": 75.49,
    "l": 40
  },
  "oklch": {
    "l": 0.37924,
    "c": 0.21954,
    "h": 273.5
  },
  "luminance": 0.04464
}

Semantic roles & 50–950 ramp

primary

#2B19B3

secondary

#BFCC5B

accent

#F236DC

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #2B19B3

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

Preview Lab → · Contrast checker → · Palette generator →