#1D1C85#1D1C85

#1D1C85 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.9% C 0.167 H 272.2°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#1D1C85
RGB	rgb(29, 28, 133)
HSL	hsl(241, 65%, 32%)
HSV	hsv(241, 79%, 52%)
CMYK	cmyk(78.2%, 78.9%, 0%, 47.8%)
CIE-LAB	lab(19.16, 37.70, -57.54)
CIE-LCH	lch(19.16, 68.79, 303.24°)
OKLab	oklab(31.93% 0.0063 -0.1665)
OKLCH	oklch(31.93% 0.167 272.2)
XYZ	xyz(5.1542, 2.7846, 22.4516)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1C85 #84851C

analogous

#1C5085 #1D1C85 #521C85

triadic

#1D1C85 #851D1C #1C851D

tetradic

#1D1C85 #851C50 #84851C #1C8552

square

#1D1C85 #851C50 #84851C #1C8552

split-complementary

#1D1C85 #85521C #50851C

monochromatic

#070720 #121152 #1D1C85 #2827B8 #4544D8

Accessibility & contrast

On white

13.49

#1D1C85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1D1C85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1C85

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1C85	#FFFFFF	#000000	##FFFFFF
##1D1C85	1.00	13.49	1.56	13.49
#FFFFFF	13.49	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003488

Deuteranopia (green-blind)

#002983

Tritanopia (blue-blind)

#003C50

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1d1c85;
/* rgb */ color: rgb(29, 28, 133);
/* oklch */ color: oklch(31.9% 0.167 272.2);

Tailwind

colors: {
  custom: {
    50: '#6d5aaa',
    500: '#1d1c85',
    950: '#000000',
  },
}

SCSS

$custom: #1d1c85;
$custom-light: #6d5aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1c85",
  "rgb": {
    "r": 29,
    "g": 28,
    "b": 133
  },
  "hsl": {
    "h": 240.571,
    "s": 65.217,
    "l": 31.569
  },
  "oklch": {
    "l": 0.3193,
    "c": 0.16666,
    "h": 272.2
  },
  "luminance": 0.02785
}

Semantic roles & 50–950 ramp

primary

#1D1C85

secondary

#B7B845

accent

#E840E7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1D1C85

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

Preview Lab → · Contrast checker → · Palette generator →