#1D1561#1D1561

#1D1561 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 26.8% C 0.127 H 278.2°. Best body text is #FFFFFF at 15.76:1 contrast (WCAG AA passes).

Color values

HEX	#1D1561
RGB	rgb(29, 21, 97)
HSL	hsl(246, 64%, 23%)
HSV	hsv(246, 78%, 38%)
CMYK	cmyk(70.1%, 78.4%, 0%, 62%)
CIE-LAB	lab(13.59, 29.25, -43.44)
CIE-LCH	lch(13.59, 52.37, 303.95°)
OKLab	oklab(26.78% 0.0181 -0.1254)
OKLCH	oklch(26.78% 0.127 278.2)
XYZ	xyz(2.9318, 1.6604, 11.4729)
Luminance	0.0166 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1561 #596115

analogous

#153361 #1D1561 #431561

triadic

#1D1561 #611D15 #15611D

tetradic

#1D1561 #611533 #596115 #156143

square

#1D1561 #611533 #596115 #156143

split-complementary

#1D1561 #614315 #336115

monochromatic

#080519 #0E0A2F #1D1561 #2C2093 #3B2BC6

Accessibility & contrast

On white

15.76

#1D1561 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#1D1561 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1561

15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1561	#FFFFFF	#000000	##FFFFFF
##1D1561	1.00	15.76	1.33	15.76
#FFFFFF	15.76	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002663

Deuteranopia (green-blind)

#002060

Tritanopia (blue-blind)

#002B39

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #1d1561;
/* rgb */ color: rgb(29, 21, 97);
/* oklch */ color: oklch(26.8% 0.127 278.2);

Tailwind

colors: {
  custom: {
    50: '#64548f',
    500: '#1d1561',
    950: '#000000',
  },
}

SCSS

$custom: #1d1561;
$custom-light: #64548f;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1561",
  "rgb": {
    "r": 29,
    "g": 21,
    "b": 97
  },
  "hsl": {
    "h": 246.316,
    "s": 64.407,
    "l": 23.137
  },
  "oklch": {
    "l": 0.26779,
    "c": 0.12675,
    "h": 278.2
  },
  "luminance": 0.01661
}

Semantic roles & 50–950 ramp

primary

#1D1561

secondary

#8E983A

accent

#E740D6

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1D1561

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

Preview Lab → · Contrast checker → · Palette generator →