#1D103F#1D103F

#1D103F is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.4% C 0.085 H 290.6°. Best body text is #FFFFFF at 17.53:1 contrast (WCAG AA passes).

Color values

HEX	#1D103F
RGB	rgb(29, 16, 63)
HSL	hsl(257, 59%, 15%)
HSV	hsv(257, 75%, 25%)
CMYK	cmyk(54%, 74.6%, 0%, 75.3%)
CIE-LAB	lab(8.91, 20.46, -27.74)
CIE-LCH	lch(8.91, 34.47, 306.41°)
OKLab	oklab(22.36% 0.0299 -0.0794)
OKLCH	oklch(22.36% 0.085 290.6)
XYZ	xyz(1.5889, 0.9906, 4.8091)
Luminance	0.0099 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Navy Blue (survey)

#001146

ΔE00 5.54

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D103F #323F10

analogous

#101A3F #1D103F #34103F

triadic

#1D103F #3F1D10 #103F1D

tetradic

#1D103F #3F101A #323F10 #103F34

square

#1D103F #3F101A #323F10 #103F34

split-complementary

#1D103F #3F3410 #1A3F10

monochromatic

#0B0618 #0B0618 #1D103F #331C70 #4A29A1

Accessibility & contrast

On white

17.53

#1D103F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#1D103F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D103F

17.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D103F	#FFFFFF	#000000	##FFFFFF
##1D103F	1.00	17.53	1.20	17.53
#FFFFFF	17.53	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A40

Deuteranopia (green-blind)

#00183E

Tritanopia (blue-blind)

#121B25

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #1d103f;
/* rgb */ color: rgb(29, 16, 63);
/* oklch */ color: oklch(22.4% 0.085 290.6);

Tailwind

colors: {
  custom: {
    50: '#5d4f74',
    500: '#1d103f',
    950: '#000000',
  },
}

SCSS

$custom: #1d103f;
$custom-light: #5d4f74;
$custom-dark: #000000;

JSON

{
  "hex": "#1d103f",
  "rgb": {
    "r": 29,
    "g": 16,
    "b": 63
  },
  "hsl": {
    "h": 256.596,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.22359,
    "c": 0.08487,
    "h": 290.6
  },
  "luminance": 0.00991
}

Semantic roles & 50–950 ramp

primary

#1D103F

secondary

#657932

accent

#E345B7

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040208

muted

#79787B

Preview Lab

Preview with #1D103F

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

Preview Lab → · Contrast checker → · Palette generator →