#12083B#12083B

#12083B is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.3% C 0.091 H 282.8°. Best body text is #FFFFFF at 18.69:1 contrast (WCAG AA passes).

Color values

HEX	#12083B
RGB	rgb(18, 8, 59)
HSL	hsl(252, 76%, 13%)
HSV	hsv(252, 86%, 23%)
CMYK	cmyk(69.5%, 86.4%, 0%, 76.9%)
CIE-LAB	lab(5.58, 20.94, -30.35)
CIE-LCH	lch(5.58, 36.87, 304.60°)
OKLab	oklab(19.33% 0.0203 -0.089)
OKLCH	oklch(19.33% 0.091 282.8)
XYZ	xyz(1.1255, 0.6180, 4.1968)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12083B #313B08

analogous

#08173B #12083B #2B083B

triadic

#12083B #3B1208 #083B12

tetradic

#12083B #3B0817 #313B08 #083B2B

square

#12083B #3B0817 #313B08 #083B2B

split-complementary

#12083B #3B2B08 #173B08

monochromatic

#08041B #08041B #12083B #220F71 #3317A7

Accessibility & contrast

On white

18.69

#12083B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#12083B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12083B

18.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12083B	#FFFFFF	#000000	##FFFFFF
##12083B	1.00	18.69	1.12	18.69
#FFFFFF	18.69	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00143C

Deuteranopia (green-blind)

#00113A

Tritanopia (blue-blind)

#001621

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #12083b;
/* rgb */ color: rgb(18, 8, 59);
/* oklch */ color: oklch(19.3% 0.091 282.8);

Tailwind

colors: {
  custom: {
    50: '#564971',
    500: '#12083b',
    950: '#000000',
  },
}

SCSS

$custom: #12083b;
$custom-light: #564971;
$custom-dark: #000000;

JSON

{
  "hex": "#12083b",
  "rgb": {
    "r": 18,
    "g": 8,
    "b": 59
  },
  "hsl": {
    "h": 251.765,
    "s": 76.119,
    "l": 13.137
  },
  "oklch": {
    "l": 0.19334,
    "c": 0.09124,
    "h": 282.8
  },
  "luminance": 0.00618
}

Semantic roles & 50–950 ramp

primary

#12083B

secondary

#697A25

accent

#F335CE

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #12083B

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

Preview Lab → · Contrast checker → · Palette generator →