#2A1FA7#2A1FA7

#2A1FA7 is a dark, highly saturated blue. Relative luminance 0.043; OKLCH L 37.1% C 0.202 H 273.9°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX	#2A1FA7
RGB	rgb(42, 31, 167)
HSL	hsl(245, 69%, 39%)
HSV	hsv(245, 81%, 65%)
CMYK	cmyk(74.9%, 81.4%, 0%, 34.5%)
CIE-LAB	lab(24.52, 48.23, -69.62)
CIE-LCH	lch(24.52, 84.69, 304.71°)
OKLab	oklab(37.06% 0.0137 -0.2014)
OKLCH	oklch(37.06% 0.202 273.9)
XYZ	xyz(8.4176, 4.2614, 36.9306)
Luminance	0.0426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1FA7 #9CA71F

analogous

#1F58A7 #2A1FA7 #6E1FA7

triadic

#2A1FA7 #A72A1F #1FA72A

tetradic

#2A1FA7 #A71F58 #9CA71F #1FA76E

square

#2A1FA7 #A71F58 #9CA71F #1FA76E

split-complementary

#2A1FA7 #A76E1F #58A71F

monochromatic

#100C40 #1D1573 #2A1FA7 #392BD8 #6A5FE1

Accessibility & contrast

On white

11.34

#2A1FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2A1FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1FA7

11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1FA7	#FFFFFF	#000000	##FFFFFF
##2A1FA7	1.00	11.34	1.85	11.34
#FFFFFF	11.34	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AB

Deuteranopia (green-blind)

#0034A5

Tritanopia (blue-blind)

#004A64

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2a1fa7;
/* rgb */ color: rgb(42, 31, 167);
/* oklch */ color: oklch(37.1% 0.202 273.9);

Tailwind

colors: {
  custom: {
    50: '#795fc3',
    500: '#2a1fa7',
    950: '#000000',
  },
}

SCSS

$custom: #2a1fa7;
$custom-light: #795fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1fa7",
  "rgb": {
    "r": 42,
    "g": 31,
    "b": 167
  },
  "hsl": {
    "h": 244.853,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.37057,
    "c": 0.20184,
    "h": 273.9
  },
  "luminance": 0.04262
}

Semantic roles & 50–950 ramp

primary

#2A1FA7

secondary

#BDC65C

accent

#EC3CDD

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2A1FA7

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

Preview Lab → · Contrast checker → · Palette generator →