#1D1D89#1D1D89

#1D1D89 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.5% C 0.171 H 271.7°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#1D1D89
RGB	rgb(29, 29, 137)
HSL	hsl(240, 65%, 33%)
HSV	hsv(240, 79%, 54%)
CMYK	cmyk(78.8%, 78.8%, 0%, 46.3%)
CIE-LAB	lab(19.82, 38.51, -58.95)
CIE-LCH	lch(19.82, 70.41, 303.15°)
OKLab	oklab(32.53% 0.0051 -0.1707)
OKLCH	oklch(32.53% 0.171 271.7)
XYZ	xyz(5.4599, 2.9455, 23.9428)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1D89 #89891D

analogous

#1D5389 #1D1D89 #531D89

triadic

#1D1D89 #891D1D #1D891D

tetradic

#1D1D89 #891D53 #89891D #1D8953

square

#1D1D89 #891D53 #89891D #1D8953

split-complementary

#1D1D89 #89531D #53891D

monochromatic

#080824 #121256 #1D1D89 #2828BC #4848D8

Accessibility & contrast

On white

13.21

#1D1D89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1D1D89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1D89

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1D89	#FFFFFF	#000000	##FFFFFF
##1D1D89	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00358C

Deuteranopia (green-blind)

#002A87

Tritanopia (blue-blind)

#003D52

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1d1d89;
/* rgb */ color: rgb(29, 29, 137);
/* oklch */ color: oklch(32.5% 0.171 271.7);

Tailwind

colors: {
  custom: {
    50: '#6e5bad',
    500: '#1d1d89',
    950: '#000000',
  },
}

SCSS

$custom: #1d1d89;
$custom-light: #6e5bad;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1d89",
  "rgb": {
    "r": 29,
    "g": 29,
    "b": 137
  },
  "hsl": {
    "h": 240,
    "s": 65.06,
    "l": 32.549
  },
  "oklch": {
    "l": 0.32535,
    "c": 0.17074,
    "h": 271.7
  },
  "luminance": 0.02946
}

Semantic roles & 50–950 ramp

primary

#1D1D89

secondary

#BABA47

accent

#E840E8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1D1D89

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

Preview Lab → · Contrast checker → · Palette generator →