#2F178A#2F178A

#2F178A is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.2% C 0.173 H 281.0°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#2F178A
RGB	rgb(47, 23, 138)
HSL	hsl(253, 71%, 32%)
HSV	hsv(253, 83%, 54%)
CMYK	cmyk(65.9%, 83.3%, 0%, 45.9%)
CIE-LAB	lab(20.25, 43.55, -58.83)
CIE-LCH	lch(20.25, 73.20, 306.51°)
OKLab	oklab(33.22% 0.0329 -0.1698)
OKLCH	oklch(33.22% 0.173 281)
XYZ	xyz(6.0647, 3.0516, 24.3093)
Luminance	0.0305 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F178A #728A17

analogous

#17398A #2F178A #69178A

triadic

#2F178A #8A2F17 #178A2F

tetradic

#2F178A #8A1739 #728A17 #178A69

square

#2F178A #8A1739 #728A17 #178A69

split-complementary

#2F178A #8A6917 #398A17

monochromatic

#0B0621 #1D0E56 #2F178A #4120BE #5F3DDF

Accessibility & contrast

On white

13.04

#2F178A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#2F178A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F178A

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F178A	#FFFFFF	#000000	##FFFFFF
##2F178A	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358D

Deuteranopia (green-blind)

#002D88

Tritanopia (blue-blind)

#003B51

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2f178a;
/* rgb */ color: rgb(47, 23, 138);
/* oklch */ color: oklch(33.2% 0.173 281.0);

Tailwind

colors: {
  custom: {
    50: '#7559ad',
    500: '#2f178a',
    950: '#000000',
  },
}

SCSS

$custom: #2f178a;
$custom-light: #7559ad;
$custom-dark: #000000;

JSON

{
  "hex": "#2f178a",
  "rgb": {
    "r": 47,
    "g": 23,
    "b": 138
  },
  "hsl": {
    "h": 252.522,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.33219,
    "c": 0.17294,
    "h": 281
  },
  "luminance": 0.03052
}

Semantic roles & 50–950 ramp

primary

#2F178A

secondary

#A3BE3F

accent

#EE3AC8

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #2F178A

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

Preview Lab → · Contrast checker → · Palette generator →