#1D1763#1D1763

#1D1763 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.3% C 0.127 H 277.4°. Best body text is #FFFFFF at 15.50:1 contrast (WCAG AA passes).

Color values

HEX	#1D1763
RGB	rgb(29, 23, 99)
HSL	hsl(245, 62%, 24%)
HSV	hsv(245, 77%, 39%)
CMYK	cmyk(70.7%, 76.8%, 0%, 61.2%)
CIE-LAB	lab(14.26, 28.72, -43.68)
CIE-LCH	lch(14.26, 52.27, 303.33°)
OKLab	oklab(27.32% 0.0163 -0.1262)
OKLCH	oklch(27.32% 0.127 277.4)
XYZ	xyz(3.0645, 1.7746, 11.9830)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1763 #5D6317

analogous

#173763 #1D1763 #431763

triadic

#1D1763 #631D17 #17631D

tetradic

#1D1763 #631737 #5D6317 #176343

square

#1D1763 #631737 #5D6317 #176343

split-complementary

#1D1763 #634317 #376317

monochromatic

#070619 #0E0B31 #1D1763 #2C2395 #3A2EC6

Accessibility & contrast

On white

15.50

#1D1763 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#1D1763 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1763

15.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1763	#FFFFFF	#000000	##FFFFFF
##1D1763	1.00	15.50	1.36	15.50
#FFFFFF	15.50	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002765

Deuteranopia (green-blind)

#002162

Tritanopia (blue-blind)

#002C3B

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #1d1763;
/* rgb */ color: rgb(29, 23, 99);
/* oklch */ color: oklch(27.3% 0.127 277.4);

Tailwind

colors: {
  custom: {
    50: '#645590',
    500: '#1d1763',
    950: '#000000',
  },
}

SCSS

$custom: #1d1763;
$custom-light: #645590;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1763",
  "rgb": {
    "r": 29,
    "g": 23,
    "b": 99
  },
  "hsl": {
    "h": 244.737,
    "s": 62.295,
    "l": 23.922
  },
  "oklch": {
    "l": 0.27317,
    "c": 0.1272,
    "h": 277.4
  },
  "luminance": 0.01775
}

Semantic roles & 50–950 ramp

primary

#1D1763

secondary

#929A3C

accent

#E542D9

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030D

muted

#7A787D

Preview Lab

Preview with #1D1763

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

Preview Lab → · Contrast checker → · Palette generator →