#1D1590#1D1590

#1D1590 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.4% C 0.186 H 271.8°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#1D1590
RGB	rgb(29, 21, 144)
HSL	hsl(244, 75%, 32%)
HSV	hsv(244, 85%, 56%)
CMYK	cmyk(79.9%, 85.4%, 0%, 43.5%)
CIE-LAB	lab(19.27, 44.91, -64.25)
CIE-LCH	lch(19.27, 78.39, 304.96°)
OKLab	oklab(32.4% 0.0059 -0.1859)
OKLCH	oklch(32.4% 0.186 271.8)
XYZ	xyz(5.8072, 2.8105, 26.6166)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1590 #889015

analogous

#154B90 #1D1590 #5A1590

triadic

#1D1590 #901D15 #15901D

tetradic

#1D1590 #90154B #889015 #15905A

square

#1D1590 #90154B #889015 #15905A

split-complementary

#1D1590 #905A15 #4B9015

monochromatic

#070525 #120D5B #1D1590 #281DC5 #483DE3

Accessibility & contrast

On white

13.44

#1D1590 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1D1590 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1590

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1590	#FFFFFF	#000000	##FFFFFF
##1D1590	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003593

Deuteranopia (green-blind)

#00298E

Tritanopia (blue-blind)

#003D55

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d1590;
/* rgb */ color: rgb(29, 21, 144);
/* oklch */ color: oklch(32.4% 0.186 271.8);

Tailwind

colors: {
  custom: {
    50: '#7057b2',
    500: '#1d1590',
    950: '#000000',
  },
}

SCSS

$custom: #1d1590;
$custom-light: #7057b2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1590",
  "rgb": {
    "r": 29,
    "g": 21,
    "b": 144
  },
  "hsl": {
    "h": 243.902,
    "s": 74.545,
    "l": 32.353
  },
  "oklch": {
    "l": 0.32395,
    "c": 0.18596,
    "h": 271.8
  },
  "luminance": 0.02811
}

Semantic roles & 50–950 ramp

primary

#1D1590

secondary

#BAC23E

accent

#F137E5

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #1D1590

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

Preview Lab → · Contrast checker → · Palette generator →