#2A1F7D#2A1F7D

#2A1F7D is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.4% C 0.150 H 279.2°. Best body text is #FFFFFF at 13.20:1 contrast (WCAG AA passes).

Color values

HEX	#2A1F7D
RGB	rgb(42, 31, 125)
HSL	hsl(247, 60%, 31%)
HSV	hsv(247, 75%, 49%)
CMYK	cmyk(66.4%, 75.2%, 0%, 51%)
CIE-LAB	lab(19.85, 34.61, -51.30)
CIE-LCH	lch(19.85, 61.88, 304.01°)
OKLab	oklab(32.41% 0.024 -0.148)
OKLCH	oklch(32.41% 0.15 279.2)
XYZ	xyz(5.1453, 2.9525, 19.6968)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A1F7D #727D1F

analogous

#1F437D #2A1F7D #591F7D

triadic

#2A1F7D #7D2A1F #1F7D2A

tetradic

#2A1F7D #7D1F43 #727D1F #1F7D59

square

#2A1F7D #7D1F43 #727D1F #1F7D59

split-complementary

#2A1F7D #7D591F #437D1F

monochromatic

#09071B #1A134C #2A1F7D #3A2BAE #5645D1

Accessibility & contrast

On white

13.20

#2A1F7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#2A1F7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A1F7D

13.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A1F7D	#FFFFFF	#000000	##FFFFFF
##2A1F7D	1.00	13.20	1.59	13.20
#FFFFFF	13.20	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003480

Deuteranopia (green-blind)

#002C7B

Tritanopia (blue-blind)

#00394C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #2a1f7d;
/* rgb */ color: rgb(42, 31, 125);
/* oklch */ color: oklch(32.4% 0.150 279.2);

Tailwind

colors: {
  custom: {
    50: '#6f5ca4',
    500: '#2a1f7d',
    950: '#000000',
  },
}

SCSS

$custom: #2a1f7d;
$custom-light: #6f5ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#2a1f7d",
  "rgb": {
    "r": 42,
    "g": 31,
    "b": 125
  },
  "hsl": {
    "h": 247.021,
    "s": 60.256,
    "l": 30.588
  },
  "oklch": {
    "l": 0.32406,
    "c": 0.14999,
    "h": 279.2
  },
  "luminance": 0.02953
}

Semantic roles & 50–950 ramp

primary

#2A1F7D

secondary

#A4B048

accent

#E344D1

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #2A1F7D

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

Preview Lab → · Contrast checker → · Palette generator →