#2A1F97#2A1F97

#2A1F97 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.2% C 0.183 H 275.6°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#2A1F97
RGB	rgb(42, 31, 151)
HSL	hsl(246, 66%, 36%)
HSV	hsv(246, 79%, 59%)
CMYK	cmyk(72.2%, 79.5%, 0%, 40.8%)
CIE-LAB	lab(22.67, 43.17, -62.91)
CIE-LCH	lch(22.67, 76.30, 304.46°)
OKLab	oklab(35.24% 0.0178 -0.1819)
OKLCH	oklch(35.24% 0.183 275.6)
XYZ	xyz(7.0289, 3.7059, 29.6170)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1F97 #8C971F

analogous

#1F5097 #2A1F97 #661F97

triadic

#2A1F97 #972A1F #1F972A

tetradic

#2A1F97 #971F50 #8C971F #1F9766

square

#2A1F97 #971F50 #8C971F #1F9766

split-complementary

#2A1F97 #97661F #50971F

monochromatic

#0E0A31 #1C1564 #2A1F97 #3829CA #6154DC

Accessibility & contrast

On white

12.06

#2A1F97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#2A1F97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1F97

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1F97	#FFFFFF	#000000	##FFFFFF
##2A1F97	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B9A

Deuteranopia (green-blind)

#003195

Tritanopia (blue-blind)

#00435B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #2a1f97;
/* rgb */ color: rgb(42, 31, 151);
/* oklch */ color: oklch(35.2% 0.183 275.6);

Tailwind

colors: {
  custom: {
    50: '#755eb7',
    500: '#2a1f97',
    950: '#000000',
  },
}

SCSS

$custom: #2a1f97;
$custom-light: #755eb7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1f97",
  "rgb": {
    "r": 42,
    "g": 31,
    "b": 151
  },
  "hsl": {
    "h": 245.5,
    "s": 65.934,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35235,
    "c": 0.18275,
    "h": 275.6
  },
  "luminance": 0.03707
}

Semantic roles & 50–950 ramp

primary

#2A1F97

secondary

#B5BF52

accent

#E93FD9

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #2A1F97

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

Preview Lab → · Contrast checker → · Palette generator →