#1D1679#1D1679

#1D1679 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.7% C 0.157 H 274.2°. Best body text is #FFFFFF at 14.55:1 contrast (WCAG AA passes).

Color values

HEX	#1D1679
RGB	rgb(29, 22, 121)
HSL	hsl(244, 69%, 28%)
HSV	hsv(244, 82%, 47%)
CMYK	cmyk(76%, 81.8%, 0%, 52.5%)
CIE-LAB	lab(16.58, 36.96, -54.18)
CIE-LCH	lch(16.58, 65.59, 304.30°)
OKLab	oklab(29.7% 0.0116 -0.1567)
OKLCH	oklch(29.7% 0.157 274.2)
XYZ	xyz(4.2436, 2.2151, 18.2894)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1679 #727916

analogous

#164179 #1D1679 #4E1679

triadic

#1D1679 #791D16 #16791D

tetradic

#1D1679 #791641 #727916 #16794E

square

#1D1679 #791641 #727916 #16794E

split-complementary

#1D1679 #794E16 #417916

monochromatic

#06051A #110D45 #1D1679 #291FAD #3C30D9

Accessibility & contrast

On white

14.55

#1D1679 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#1D1679 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1679

14.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1679	#FFFFFF	#000000	##FFFFFF
##1D1679	1.00	14.55	1.44	14.55
#FFFFFF	14.55	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7C

Deuteranopia (green-blind)

#002477

Tritanopia (blue-blind)

#003447

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1d1679;
/* rgb */ color: rgb(29, 22, 121);
/* oklch */ color: oklch(29.7% 0.157 274.2);

Tailwind

colors: {
  custom: {
    50: '#6a56a1',
    500: '#1d1679',
    950: '#000000',
  },
}

SCSS

$custom: #1d1679;
$custom-light: #6a56a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1679",
  "rgb": {
    "r": 29,
    "g": 22,
    "b": 121
  },
  "hsl": {
    "h": 244.242,
    "s": 69.231,
    "l": 28.039
  },
  "oklch": {
    "l": 0.29703,
    "c": 0.15715,
    "h": 274.2
  },
  "luminance": 0.02216
}

Semantic roles & 50–950 ramp

primary

#1D1679

secondary

#A6AE3D

accent

#EC3CE0

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1D1679

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

Preview Lab → · Contrast checker → · Palette generator →