#2B15A0#2B15A0

#2B15A0 is a dark, highly saturated blue. Relative luminance 0.036; OKLCH L 35.3% C 0.201 H 275.8°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#2B15A0
RGB	rgb(43, 21, 160)
HSL	hsl(249, 77%, 35%)
HSV	hsv(249, 87%, 63%)
CMYK	cmyk(73.1%, 86.9%, 0%, 37.3%)
CIE-LAB	lab(22.26, 50.58, -69.11)
CIE-LCH	lch(22.26, 85.64, 306.20°)
OKLab	oklab(35.28% 0.0203 -0.1997)
OKLCH	oklch(35.28% 0.201 275.8)
XYZ	xyz(7.6075, 3.5872, 33.5424)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B15A0 #8AA015

analogous

#1545A0 #2B15A0 #7015A0

triadic

#2B15A0 #A02B15 #15A02B

tetradic

#2B15A0 #A01545 #8AA015 #15A070

square

#2B15A0 #A01545 #8AA015 #15A070

split-complementary

#2B15A0 #A07015 #45A015

monochromatic

#0E0734 #1C0E6A #2B15A0 #3A1CD6 #6148E7

Accessibility & contrast

On white

12.23

#2B15A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2B15A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B15A0

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B15A0	#FFFFFF	#000000	##FFFFFF
##2B15A0	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA4

Deuteranopia (green-blind)

#002F9E

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2b15a0;
/* rgb */ color: rgb(43, 21, 160);
/* oklch */ color: oklch(35.3% 0.201 275.8);

Tailwind

colors: {
  custom: {
    50: '#7959be',
    500: '#2b15a0',
    950: '#000000',
  },
}

SCSS

$custom: #2b15a0;
$custom-light: #7959be;
$custom-dark: #000000;

JSON

{
  "hex": "#2b15a0",
  "rgb": {
    "r": 43,
    "g": 21,
    "b": 160
  },
  "hsl": {
    "h": 249.496,
    "s": 76.796,
    "l": 35.49
  },
  "oklch": {
    "l": 0.35276,
    "c": 0.20073,
    "h": 275.8
  },
  "luminance": 0.03588
}

Semantic roles & 50–950 ramp

primary

#2B15A0

secondary

#B4C849

accent

#F334D5

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #2B15A0

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

Preview Lab → · Contrast checker → · Palette generator →