#2F1FA4#2F1FA4

#2F1FA4 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 37.1% C 0.197 H 276.2°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#2F1FA4
RGB	rgb(47, 31, 164)
HSL	hsl(247, 68%, 38%)
HSV	hsv(247, 81%, 64%)
CMYK	cmyk(71.3%, 81.1%, 0%, 35.7%)
CIE-LAB	lab(24.53, 47.69, -67.78)
CIE-LCH	lch(24.53, 82.88, 305.13°)
OKLab	oklab(37.05% 0.0213 -0.1959)
OKLCH	oklch(37.05% 0.197 276.2)
XYZ	xyz(8.3609, 4.2639, 35.4971)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F1FA4 #94A41F

analogous

#1F51A4 #2F1FA4 #711FA4

triadic

#2F1FA4 #A42F1F #1FA42F

tetradic

#2F1FA4 #A41F51 #94A41F #1FA471

square

#2F1FA4 #A41F51 #94A41F #1FA471

split-complementary

#2F1FA4 #A4711F #51A41F

monochromatic

#110C3D #201571 #2F1FA4 #3E2AD7 #6D5DE0

Accessibility & contrast

On white

11.33

#2F1FA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#2F1FA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F1FA4

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F1FA4	#FFFFFF	#000000	##FFFFFF
##2F1FA4	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A8

Deuteranopia (green-blind)

#0034A2

Tritanopia (blue-blind)

#004862

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2f1fa4;
/* rgb */ color: rgb(47, 31, 164);
/* oklch */ color: oklch(37.1% 0.197 276.2);

Tailwind

colors: {
  custom: {
    50: '#7a5fc0',
    500: '#2f1fa4',
    950: '#000000',
  },
}

SCSS

$custom: #2f1fa4;
$custom-light: #7a5fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2f1fa4",
  "rgb": {
    "r": 47,
    "g": 31,
    "b": 164
  },
  "hsl": {
    "h": 247.218,
    "s": 68.205,
    "l": 38.235
  },
  "oklch": {
    "l": 0.37054,
    "c": 0.19706,
    "h": 276.2
  },
  "luminance": 0.04265
}

Semantic roles & 50–950 ramp

primary

#2F1FA4

secondary

#B8C55A

accent

#EB3DD6

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #2F1FA4

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

Preview Lab → · Contrast checker → · Palette generator →