#2B1B96#2B1B96

#2B1B96 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.7% C 0.185 H 276.6°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#2B1B96
RGB	rgb(43, 27, 150)
HSL	hsl(248, 69%, 35%)
HSV	hsv(248, 82%, 59%)
CMYK	cmyk(71.3%, 82%, 0%, 41.2%)
CIE-LAB	lab(21.94, 44.96, -63.50)
CIE-LCH	lch(21.94, 77.81, 305.30°)
OKLab	oklab(34.71% 0.0213 -0.1835)
OKLCH	oklch(34.71% 0.185 276.6)
XYZ	xyz(6.8914, 3.4988, 29.1604)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1B96 #86961B

analogous

#1B4896 #2B1B96 #691B96

triadic

#2B1B96 #962B1B #1B962B

tetradic

#2B1B96 #961B48 #86961B #1B9669

square

#2B1B96 #961B48 #86961B #1B9669

split-complementary

#2B1B96 #96691B #48961B

monochromatic

#0D082E #1C1262 #2B1B96 #3A24CA #604DDF

Accessibility & contrast

On white

12.35

#2B1B96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#2B1B96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1B96

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1B96	#FFFFFF	#000000	##FFFFFF
##2B1B96	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A99

Deuteranopia (green-blind)

#002F94

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2b1b96;
/* rgb */ color: rgb(43, 27, 150);
/* oklch */ color: oklch(34.7% 0.185 276.6);

Tailwind

colors: {
  custom: {
    50: '#765bb6',
    500: '#2b1b96',
    950: '#000000',
  },
}

SCSS

$custom: #2b1b96;
$custom-light: #765bb6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1b96",
  "rgb": {
    "r": 43,
    "g": 27,
    "b": 150
  },
  "hsl": {
    "h": 247.805,
    "s": 69.492,
    "l": 34.706
  },
  "oklch": {
    "l": 0.34709,
    "c": 0.18476,
    "h": 276.6
  },
  "luminance": 0.03499
}

Semantic roles & 50–950 ramp

primary

#2B1B96

secondary

#B2C14C

accent

#EC3BD5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2B1B96

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

Preview Lab → · Contrast checker → · Palette generator →