#230B31#230B31

#230B31 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.1% C 0.074 H 310.6°. Best body text is #FFFFFF at 18.05:1 contrast (WCAG AA passes).

Color values

HEX	#230B31
RGB	rgb(35, 11, 49)
HSL	hsl(278, 63%, 12%)
HSV	hsv(278, 78%, 19%)
CMYK	cmyk(28.6%, 77.6%, 0%, 80.8%)
CIE-LAB	lab(7.39, 20.77, -20.01)
CIE-LCH	lch(7.39, 28.84, 316.06°)
OKLab	oklab(21.06% 0.0485 -0.0565)
OKLCH	oklch(21.06% 0.074 310.6)
XYZ	xyz(1.3671, 0.8184, 2.9911)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#230B31 #19310B

analogous

#100B31 #230B31 #310B2C

triadic

#230B31 #31230B #0B3123

tetradic

#230B31 #31100B #19310B #0B2C31

square

#230B31 #31100B #19310B #0B2C31

split-complementary

#230B31 #2C310B #0B3110

monochromatic

#120619 #120619 #230B31 #471663 #6A2195

Accessibility & contrast

On white

18.05

#230B31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#230B31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #230B31

18.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##230B31	#FFFFFF	#000000	##FFFFFF
##230B31	1.00	18.05	1.16	18.05
#FFFFFF	18.05	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001532

Deuteranopia (green-blind)

#071730

Tritanopia (blue-blind)

#21131C

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #230b31;
/* rgb */ color: rgb(35, 11, 49);
/* oklch */ color: oklch(21.1% 0.074 310.6);

Tailwind

colors: {
  custom: {
    50: '#604c69',
    500: '#230b31',
    950: '#000000',
  },
}

SCSS

$custom: #230b31;
$custom-light: #604c69;
$custom-dark: #000000;

JSON

{
  "hex": "#230b31",
  "rgb": {
    "r": 35,
    "g": 11,
    "b": 49
  },
  "hsl": {
    "h": 277.895,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.21058,
    "c": 0.07448,
    "h": 310.6
  },
  "luminance": 0.00818
}

Semantic roles & 50–950 ramp

primary

#230B31

secondary

#436E2A

accent

#E6417E

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#050106

muted

#79777A

Preview Lab

Preview with #230B31

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

Preview Lab → · Contrast checker → · Palette generator →