#1D1699#1D1699

#1D1699 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.6% C 0.196 H 271.0°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#1D1699
RGB	rgb(29, 22, 153)
HSL	hsl(243, 75%, 34%)
HSV	hsv(243, 86%, 60%)
CMYK	cmyk(81%, 85.6%, 0%, 40%)
CIE-LAB	lab(20.57, 47.26, -67.65)
CIE-LCH	lch(20.57, 82.52, 304.94°)
OKLab	oklab(33.62% 0.0034 -0.1957)
OKLCH	oklch(33.62% 0.196 271)
XYZ	xyz(6.5414, 3.1342, 30.3910)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1699 #929916

analogous

#165199 #1D1699 #5F1699

triadic

#1D1699 #991D16 #16991D

tetradic

#1D1699 #991651 #929916 #16995F

square

#1D1699 #991651 #929916 #16995F

split-complementary

#1D1699 #995F16 #519916

monochromatic

#09072E #130E63 #1D1699 #271ECF #4E45E4

Accessibility & contrast

On white

12.91

#1D1699 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1D1699 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1699

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1699	#FFFFFF	#000000	##FFFFFF
##1D1699	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00389C

Deuteranopia (green-blind)

#002B97

Tritanopia (blue-blind)

#00415A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1d1699;
/* rgb */ color: rgb(29, 22, 153);
/* oklch */ color: oklch(33.6% 0.196 271.0);

Tailwind

colors: {
  custom: {
    50: '#7258b8',
    500: '#1d1699',
    950: '#000000',
  },
}

SCSS

$custom: #1d1699;
$custom-light: #7258b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1699",
  "rgb": {
    "r": 29,
    "g": 22,
    "b": 153
  },
  "hsl": {
    "h": 243.206,
    "s": 74.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.33622,
    "c": 0.19576,
    "h": 271
  },
  "luminance": 0.03135
}

Semantic roles & 50–950 ramp

primary

#1D1699

secondary

#BEC546

accent

#F136E7

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1D1699

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

Preview Lab → · Contrast checker → · Palette generator →