#2A1C97#2A1C97

#2A1C97 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.9% C 0.185 H 275.9°. Best body text is #FFFFFF at 12.27:1 contrast (WCAG AA passes).

Color values

HEX	#2A1C97
RGB	rgb(42, 28, 151)
HSL	hsl(247, 69%, 35%)
HSV	hsv(247, 81%, 59%)
CMYK	cmyk(72.2%, 81.5%, 0%, 40.8%)
CIE-LAB	lab(22.15, 44.70, -63.78)
CIE-LCH	lch(22.15, 77.88, 305.02°)
OKLab	oklab(34.87% 0.0191 -0.1844)
OKLCH	oklch(34.87% 0.185 275.9)
XYZ	xyz(6.9542, 3.5565, 29.5921)
Luminance	0.0356 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1C97 #89971C

analogous

#1C4C97 #2A1C97 #671C97

triadic

#2A1C97 #972A1C #1C972A

tetradic

#2A1C97 #971C4C #89971C #1C9767

square

#2A1C97 #971C4C #89971C #1C9767

split-complementary

#2A1C97 #97671C #4C971C

monochromatic

#0D0930 #1C1263 #2A1C97 #3826CB #5F4FDE

Accessibility & contrast

On white

12.27

#2A1C97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#2A1C97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1C97

12.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1C97	#FFFFFF	#000000	##FFFFFF
##2A1C97	1.00	12.27	1.71	12.27
#FFFFFF	12.27	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A9A

Deuteranopia (green-blind)

#002F95

Tritanopia (blue-blind)

#00425A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2a1c97;
/* rgb */ color: rgb(42, 28, 151);
/* oklch */ color: oklch(34.9% 0.185 275.9);

Tailwind

colors: {
  custom: {
    50: '#765cb7',
    500: '#2a1c97',
    950: '#000000',
  },
}

SCSS

$custom: #2a1c97;
$custom-light: #765cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1c97",
  "rgb": {
    "r": 42,
    "g": 28,
    "b": 151
  },
  "hsl": {
    "h": 246.829,
    "s": 68.715,
    "l": 35.098
  },
  "oklch": {
    "l": 0.34867,
    "c": 0.18536,
    "h": 275.9
  },
  "luminance": 0.03557
}

Semantic roles & 50–950 ramp

primary

#2A1C97

secondary

#B4C14E

accent

#EC3CD8

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2A1C97

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

Preview Lab → · Contrast checker → · Palette generator →