#2B1B95#2B1B95

#2B1B95 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.6% C 0.184 H 276.7°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#2B1B95
RGB	rgb(43, 27, 149)
HSL	hsl(248, 69%, 35%)
HSV	hsv(248, 82%, 58%)
CMYK	cmyk(71.1%, 81.9%, 0%, 41.6%)
CIE-LAB	lab(21.82, 44.65, -63.08)
CIE-LCH	lch(21.82, 77.28, 305.29°)
OKLab	oklab(34.6% 0.0215 -0.1823)
OKLCH	oklch(34.6% 0.184 276.7)
XYZ	xyz(6.8112, 3.4668, 28.7381)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1B95 #85951B

analogous

#1B4895 #2B1B95 #681B95

triadic

#2B1B95 #952B1B #1B952B

tetradic

#2B1B95 #951B48 #85951B #1B9568

square

#2B1B95 #951B48 #85951B #1B9568

split-complementary

#2B1B95 #95681B #48951B

monochromatic

#0D082D #1C1261 #2B1B95 #3A24C9 #5F4CDF

Accessibility & contrast

On white

12.40

#2B1B95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#2B1B95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1B95

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1B95	#FFFFFF	#000000	##FFFFFF
##2B1B95	1.00	12.40	1.69	12.40
#FFFFFF	12.40	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003998

Deuteranopia (green-blind)

#002F93

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #2b1b95;
/* rgb */ color: rgb(43, 27, 149);
/* oklch */ color: oklch(34.6% 0.184 276.7);

Tailwind

colors: {
  custom: {
    50: '#765bb5',
    500: '#2b1b95',
    950: '#000000',
  },
}

SCSS

$custom: #2b1b95;
$custom-light: #765bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1b95",
  "rgb": {
    "r": 43,
    "g": 27,
    "b": 149
  },
  "hsl": {
    "h": 247.869,
    "s": 69.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34595,
    "c": 0.18356,
    "h": 276.7
  },
  "luminance": 0.03467
}

Semantic roles & 50–950 ramp

primary

#2B1B95

secondary

#B1C14B

accent

#EC3CD5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2B1B95

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

Preview Lab → · Contrast checker → · Palette generator →