#301F71#301F71

#301F71 is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.7% C 0.133 H 285.5°. Best body text is #FFFFFF at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#301F71
RGB	rgb(48, 31, 113)
HSL	hsl(252, 57%, 28%)
HSV	hsv(252, 73%, 44%)
CMYK	cmyk(57.5%, 72.6%, 0%, 55.7%)
CIE-LAB	lab(19.23, 31.54, -44.61)
CIE-LCH	lch(19.23, 54.64, 305.26°)
OKLab	oklab(31.74% 0.0355 -0.1283)
OKLCH	oklch(31.74% 0.133 285.5)
XYZ	xyz(4.6886, 2.8003, 15.9130)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301F71 #60711F

analogous

#1F3771 #301F71 #591F71

triadic

#301F71 #71301F #1F7130

tetradic

#301F71 #711F37 #60711F #1F7159

square

#301F71 #711F37 #60711F #1F7159

split-complementary

#301F71 #71591F #37711F

monochromatic

#0A0718 #1C1241 #301F71 #442CA1 #5D40CB

Accessibility & contrast

On white

13.46

#301F71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#301F71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301F71

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301F71	#FFFFFF	#000000	##FFFFFF
##301F71	1.00	13.46	1.56	13.46
#FFFFFF	13.46	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003173

Deuteranopia (green-blind)

#002C6F

Tritanopia (blue-blind)

#133445

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #301f71;
/* rgb */ color: rgb(48, 31, 113);
/* oklch */ color: oklch(31.7% 0.133 285.5);

Tailwind

colors: {
  custom: {
    50: '#705c9b',
    500: '#301f71',
    950: '#000000',
  },
}

SCSS

$custom: #301f71;
$custom-light: #705c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#301f71",
  "rgb": {
    "r": 48,
    "g": 31,
    "b": 113
  },
  "hsl": {
    "h": 252.439,
    "s": 56.944,
    "l": 28.235
  },
  "oklch": {
    "l": 0.31736,
    "c": 0.13312,
    "h": 285.5
  },
  "luminance": 0.02801
}

Semantic roles & 50–950 ramp

primary

#301F71

secondary

#91A547

accent

#E048C1

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #301F71

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

Preview Lab → · Contrast checker → · Palette generator →