#1D1A87#1D1A87

#1D1A87 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.9% C 0.171 H 272.2°. Best body text is #FFFFFF at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#1D1A87
RGB	rgb(29, 26, 135)
HSL	hsl(242, 68%, 32%)
HSV	hsv(242, 81%, 53%)
CMYK	cmyk(78.5%, 80.7%, 0%, 47.1%)
CIE-LAB	lab(19.01, 39.50, -59.05)
CIE-LCH	lch(19.01, 71.04, 303.78°)
OKLab	oklab(31.89% 0.0066 -0.1709)
OKLCH	oklch(31.89% 0.171 272.2)
XYZ	xyz(5.2478, 2.7487, 23.1710)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1A87 #84871A

analogous

#1A4E87 #1D1A87 #541A87

triadic

#1D1A87 #871D1A #1A871D

tetradic

#1D1A87 #871A4E #84871A #1A8754

square

#1D1A87 #871A4E #84871A #1A8754

split-complementary

#1D1A87 #87541A #4E871A

monochromatic

#070620 #121054 #1D1A87 #2824BA #4541DA

Accessibility & contrast

On white

13.55

#1D1A87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#1D1A87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1A87

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1A87	#FFFFFF	#000000	##FFFFFF
##1D1A87	1.00	13.55	1.55	13.55
#FFFFFF	13.55	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338A

Deuteranopia (green-blind)

#002985

Tritanopia (blue-blind)

#003B50

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1d1a87;
/* rgb */ color: rgb(29, 26, 135);
/* oklch */ color: oklch(31.9% 0.171 272.2);

Tailwind

colors: {
  custom: {
    50: '#6d59ab',
    500: '#1d1a87',
    950: '#000000',
  },
}

SCSS

$custom: #1d1a87;
$custom-light: #6d59ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1a87",
  "rgb": {
    "r": 29,
    "g": 26,
    "b": 135
  },
  "hsl": {
    "h": 241.651,
    "s": 67.702,
    "l": 31.569
  },
  "oklch": {
    "l": 0.31892,
    "c": 0.17103,
    "h": 272.2
  },
  "luminance": 0.02749
}

Semantic roles & 50–950 ramp

primary

#1D1A87

secondary

#B7BA42

accent

#EB3DE6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1D1A87

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

Preview Lab → · Contrast checker → · Palette generator →