#23183D#23183D

#23183D is a very dark, moderate violet. Relative luminance 0.013; OKLCH L 24.4% C 0.068 H 294.5°. Best body text is #FFFFFF at 16.54:1 contrast (WCAG AA passes).

Color values

HEX	#23183D
RGB	rgb(35, 24, 61)
HSL	hsl(258, 44%, 17%)
HSV	hsv(258, 61%, 24%)
CMYK	cmyk(42.6%, 60.7%, 0%, 76.1%)
CIE-LAB	lab(11.60, 15.80, -21.94)
CIE-LCH	lch(11.60, 27.04, 305.76°)
OKLab	oklab(24.45% 0.0284 -0.0621)
OKLCH	oklch(24.45% 0.068 294.5)
XYZ	xyz(1.8619, 1.3475, 4.5760)
Luminance	0.0135 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.71

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23183D #323D18

analogous

#18203D #23183D #36183D

triadic

#23183D #3D2318 #183D23

tetradic

#23183D #3D1820 #323D18 #183D36

square

#23183D #3D1820 #323D18 #183D36

split-complementary

#23183D #3D3618 #203D18

monochromatic

#0D0916 #0D0916 #23183D #3C2969 #553B95

Accessibility & contrast

On white

16.54

#23183D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#23183D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23183D

16.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23183D	#FFFFFF	#000000	##FFFFFF
##23183D	1.00	16.54	1.27	16.54
#FFFFFF	16.54	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#091F3E

Deuteranopia (green-blind)

#0B1E3C

Tritanopia (blue-blind)

#1D2027

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #23183d;
/* rgb */ color: rgb(35, 24, 61);
/* oklch */ color: oklch(24.4% 0.068 294.5);

Tailwind

colors: {
  custom: {
    50: '#605573',
    500: '#23183d',
    950: '#000000',
  },
}

SCSS

$custom: #23183d;
$custom-light: #605573;
$custom-dark: #000000;

JSON

{
  "hex": "#23183d",
  "rgb": {
    "r": 35,
    "g": 24,
    "b": 61
  },
  "hsl": {
    "h": 257.838,
    "s": 43.529,
    "l": 16.667
  },
  "oklch": {
    "l": 0.24449,
    "c": 0.06831,
    "h": 294.5
  },
  "luminance": 0.01348
}

Semantic roles & 50–950 ramp

primary

#23183D

secondary

#63733D

accent

#D355AE

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#050308

muted

#79787B

Preview Lab

Preview with #23183D

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

Preview Lab → · Contrast checker → · Palette generator →