#10043F#10043F

#10043F is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 18.9% C 0.103 H 280.5°. Best body text is #FFFFFF at 18.90:1 contrast (WCAG AA passes).

Color values

HEX	#10043F
RGB	rgb(16, 4, 63)
HSL	hsl(252, 88%, 13%)
HSV	hsv(252, 94%, 25%)
CMYK	cmyk(74.6%, 93.7%, 0%, 75.3%)
CIE-LAB	lab(5.02, 24.31, -34.15)
CIE-LCH	lch(5.02, 41.92, 305.45°)
OKLab	oklab(18.92% 0.0187 -0.1009)
OKLCH	oklch(18.92% 0.103 280.5)
XYZ	xyz(1.1540, 0.5558, 4.7481)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Night Blue

#040348

ΔE00 2.62

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10043F #333F04

analogous

#04153F #10043F #2D043F

triadic

#10043F #3F1004 #043F10

tetradic

#10043F #3F0415 #333F04 #043F2D

square

#10043F #3F0415 #333F04 #043F2D

split-complementary

#10043F #3F2D04 #153F04

monochromatic

#07021D #07021D #10043F #1F0879 #2D0BB2

Accessibility & contrast

On white

18.90

#10043F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#10043F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10043F

18.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10043F	#FFFFFF	#000000	##FFFFFF
##10043F	1.00	18.90	1.11	18.90
#FFFFFF	18.90	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001341

Deuteranopia (green-blind)

#000F3E

Tritanopia (blue-blind)

#001622

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #10043f;
/* rgb */ color: rgb(16, 4, 63);
/* oklch */ color: oklch(18.9% 0.103 280.5);

Tailwind

colors: {
  custom: {
    50: '#564775',
    500: '#10043f',
    950: '#000000',
  },
}

SCSS

$custom: #10043f;
$custom-light: #564775;
$custom-dark: #000000;

JSON

{
  "hex": "#10043f",
  "rgb": {
    "r": 16,
    "g": 4,
    "b": 63
  },
  "hsl": {
    "h": 252.203,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.18919,
    "c": 0.10264,
    "h": 280.5
  },
  "luminance": 0.00556
}

Semantic roles & 50–950 ramp

primary

#10043F

secondary

#6C801E

accent

#FE2AD3

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #10043F

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

Preview Lab → · Contrast checker → · Palette generator →