#1D1680#1D1680

#1D1680 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.5% C 0.166 H 273.4°. Best body text is #FFFFFF at 14.20:1 contrast (WCAG AA passes).

Color values

HEX	#1D1680
RGB	rgb(29, 22, 128)
HSL	hsl(244, 71%, 29%)
HSV	hsv(244, 83%, 50%)
CMYK	cmyk(77.3%, 82.8%, 0%, 49.8%)
CIE-LAB	lab(17.43, 39.29, -57.24)
CIE-LCH	lch(17.43, 69.43, 304.46°)
OKLab	oklab(30.54% 0.0098 -0.1656)
OKLCH	oklch(30.54% 0.166 273.4)
XYZ	xyz(4.6886, 2.3931, 20.6327)
Luminance	0.0239 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1680 #798016

analogous

#164480 #1D1680 #521680

triadic

#1D1680 #801D16 #16801D

tetradic

#1D1680 #801644 #798016 #168052

square

#1D1680 #801644 #798016 #168052

split-complementary

#1D1680 #805216 #448016

monochromatic

#06041A #110D4C #1D1680 #291FB4 #3F34DC

Accessibility & contrast

On white

14.20

#1D1680 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#1D1680 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1680

14.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1680	#FFFFFF	#000000	##FFFFFF
##1D1680	1.00	14.20	1.48	14.20
#FFFFFF	14.20	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003083

Deuteranopia (green-blind)

#00267E

Tritanopia (blue-blind)

#00374B

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1d1680;
/* rgb */ color: rgb(29, 22, 128);
/* oklch */ color: oklch(30.5% 0.166 273.4);

Tailwind

colors: {
  custom: {
    50: '#6c56a6',
    500: '#1d1680',
    950: '#000000',
  },
}

SCSS

$custom: #1d1680;
$custom-light: #6c56a6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1680",
  "rgb": {
    "r": 29,
    "g": 22,
    "b": 128
  },
  "hsl": {
    "h": 243.962,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.30543,
    "c": 0.16589,
    "h": 273.4
  },
  "luminance": 0.02394
}

Semantic roles & 50–950 ramp

primary

#1D1680

secondary

#ADB53D

accent

#ED3AE2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1D1680

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

Preview Lab → · Contrast checker → · Palette generator →