#2B1C97#2B1C97

#2B1C97 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.9% C 0.185 H 276.4°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#2B1C97
RGB	rgb(43, 28, 151)
HSL	hsl(247, 69%, 35%)
HSV	hsv(247, 81%, 59%)
CMYK	cmyk(71.5%, 81.5%, 0%, 40.8%)
CIE-LAB	lab(22.22, 44.78, -63.65)
CIE-LCH	lch(22.22, 77.83, 305.13°)
OKLab	oklab(34.94% 0.0205 -0.184)
OKLCH	oklch(34.94% 0.185 276.4)
XYZ	xyz(6.9956, 3.5778, 29.5941)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B1C97 #88971C

analogous

#1C4B97 #2B1C97 #681C97

triadic

#2B1C97 #972B1C #1C972B

tetradic

#2B1C97 #971C4B #88971C #1C9768

square

#2B1C97 #971C4B #88971C #1C9768

split-complementary

#2B1C97 #97681C #4B971C

monochromatic

#0E0930 #1C1263 #2B1C97 #3A26CB #614FDE

Accessibility & contrast

On white

12.24

#2B1C97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2B1C97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B1C97

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B1C97	#FFFFFF	#000000	##FFFFFF
##2B1C97	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A9A

Deuteranopia (green-blind)

#003095

Tritanopia (blue-blind)

#00425A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2b1c97;
/* rgb */ color: rgb(43, 28, 151);
/* oklch */ color: oklch(34.9% 0.185 276.4);

Tailwind

colors: {
  custom: {
    50: '#765cb7',
    500: '#2b1c97',
    950: '#000000',
  },
}

SCSS

$custom: #2b1c97;
$custom-light: #765cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b1c97",
  "rgb": {
    "r": 43,
    "g": 28,
    "b": 151
  },
  "hsl": {
    "h": 247.317,
    "s": 68.715,
    "l": 35.098
  },
  "oklch": {
    "l": 0.3494,
    "c": 0.18511,
    "h": 276.4
  },
  "luminance": 0.03578
}

Semantic roles & 50–950 ramp

primary

#2B1C97

secondary

#B3C14E

accent

#EC3CD6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2B1C97

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

Preview Lab → · Contrast checker → · Palette generator →