#2A1F82#2A1F82

#2A1F82 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.9% C 0.156 H 278.4°. Best body text is #FFFFFF at 12.99:1 contrast (WCAG AA passes).

Color values

HEX	#2A1F82
RGB	rgb(42, 31, 130)
HSL	hsl(247, 61%, 32%)
HSV	hsv(247, 76%, 51%)
CMYK	cmyk(67.7%, 76.2%, 0%, 49%)
CIE-LAB	lab(20.38, 36.29, -53.61)
CIE-LCH	lch(20.38, 64.73, 304.09°)
OKLab	oklab(32.93% 0.0229 -0.1548)
OKLCH	oklch(32.93% 0.156 278.4)
XYZ	xyz(5.4728, 3.0835, 21.4215)
Luminance	0.0308 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1F82 #77821F

analogous

#1F4682 #2A1F82 #5C1F82

triadic

#2A1F82 #822A1F #1F822A

tetradic

#2A1F82 #821F46 #77821F #1F825C

square

#2A1F82 #821F46 #77821F #1F825C

split-complementary

#2A1F82 #825C1F #46821F

monochromatic

#0A071F #1A1351 #2A1F82 #3A2BB3 #5848D3

Accessibility & contrast

On white

12.99

#2A1F82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#2A1F82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1F82

12.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1F82	#FFFFFF	#000000	##FFFFFF
##2A1F82	1.00	12.99	1.62	12.99
#FFFFFF	12.99	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003585

Deuteranopia (green-blind)

#002D80

Tritanopia (blue-blind)

#003B4F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2a1f82;
/* rgb */ color: rgb(42, 31, 130);
/* oklch */ color: oklch(32.9% 0.156 278.4);

Tailwind

colors: {
  custom: {
    50: '#715ca7',
    500: '#2a1f82',
    950: '#000000',
  },
}

SCSS

$custom: #2a1f82;
$custom-light: #715ca7;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1f82",
  "rgb": {
    "r": 42,
    "g": 31,
    "b": 130
  },
  "hsl": {
    "h": 246.667,
    "s": 61.491,
    "l": 31.569
  },
  "oklch": {
    "l": 0.32934,
    "c": 0.15648,
    "h": 278.4
  },
  "luminance": 0.03084
}

Semantic roles & 50–950 ramp

primary

#2A1F82

secondary

#A9B548

accent

#E543D3

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #2A1F82

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

Preview Lab → · Contrast checker → · Palette generator →