#1D033B#1D033B

#1D033B is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.9% C 0.099 H 298.1°. Best body text is #FFFFFF at 18.61:1 contrast (WCAG AA passes).

Color values

HEX	#1D033B
RGB	rgb(29, 3, 59)
HSL	hsl(268, 90%, 12%)
HSV	hsv(268, 95%, 23%)
CMYK	cmyk(50.8%, 94.9%, 0%, 76.9%)
CIE-LAB	lab(5.80, 26.48, -29.94)
CIE-LCH	lch(5.80, 39.97, 311.49°)
OKLab	oklab(19.87% 0.0465 -0.087)
OKLCH	oklch(19.87% 0.099 298.1)
XYZ	xyz(1.3285, 0.6421, 4.1908)
Luminance	0.0064 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D033B #213B03

analogous

#03053B #1D033B #39033B

triadic

#1D033B #3B1D03 #033B1D

tetradic

#1D033B #3B0305 #213B03 #033B39

square

#1D033B #3B0305 #213B03 #033B39

split-complementary

#1D033B #3B3903 #053B03

monochromatic

#0E011D #0E011D #1D033B #3A0675 #5609AF

Accessibility & contrast

On white

18.61

#1D033B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#1D033B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D033B

18.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D033B	#FFFFFF	#000000	##FFFFFF
##1D033B	1.00	18.61	1.13	18.61
#FFFFFF	18.61	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133C

Deuteranopia (green-blind)

#00123A

Tritanopia (blue-blind)

#15131F

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #1d033b;
/* rgb */ color: rgb(29, 3, 59);
/* oklch */ color: oklch(19.9% 0.099 298.1);

Tailwind

colors: {
  custom: {
    50: '#5d4771',
    500: '#1d033b',
    950: '#000000',
  },
}

SCSS

$custom: #1d033b;
$custom-light: #5d4771;
$custom-dark: #000000;

JSON

{
  "hex": "#1d033b",
  "rgb": {
    "r": 29,
    "g": 3,
    "b": 59
  },
  "hsl": {
    "h": 267.857,
    "s": 90.323,
    "l": 12.157
  },
  "oklch": {
    "l": 0.19869,
    "c": 0.09862,
    "h": 298.1
  },
  "luminance": 0.00642
}

Semantic roles & 50–950 ramp

primary

#1D033B

secondary

#507E1C

accent

#FF299C

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040008

muted

#79777B

Preview Lab

Preview with #1D033B

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

Preview Lab → · Contrast checker → · Palette generator →