#1C1E82#1C1E82

#1C1E82 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.8% C 0.161 H 271.7°. Best body text is #FFFFFF at 13.48:1 contrast (WCAG AA passes).

Color values

HEX	#1C1E82
RGB	rgb(28, 30, 130)
HSL	hsl(239, 65%, 31%)
HSV	hsv(239, 78%, 51%)
CMYK	cmyk(78.5%, 76.9%, 0%, 49%)
CIE-LAB	lab(19.17, 35.40, -55.63)
CIE-LCH	lch(19.17, 65.94, 302.47°)
OKLab	oklab(31.82% 0.0049 -0.161)
OKLCH	oklch(31.82% 0.161 271.7)
XYZ	xyz(4.9711, 2.7866, 21.3906)
Luminance	0.0279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1E82 #82801C

analogous

#1C5182 #1C1E82 #4D1C82

triadic

#1C1E82 #821C1E #1E821C

tetradic

#1C1E82 #821C51 #82801C #1C824D

square

#1C1E82 #821C51 #82801C #1C824D

split-complementary

#1C1E82 #824D1C #51821C

monochromatic

#06071D #111250 #1C1E82 #272AB4 #4245D6

Accessibility & contrast

On white

13.48

#1C1E82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1C1E82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1E82

13.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1E82	#FFFFFF	#000000	##FFFFFF
##1C1E82	1.00	13.48	1.56	13.48
#FFFFFF	13.48	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003385

Deuteranopia (green-blind)

#002980

Tritanopia (blue-blind)

#003B4E

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1c1e82;
/* rgb */ color: rgb(28, 30, 130);
/* oklch */ color: oklch(31.8% 0.161 271.7);

Tailwind

colors: {
  custom: {
    50: '#6b5ba7',
    500: '#1c1e82',
    950: '#000000',
  },
}

SCSS

$custom: #1c1e82;
$custom-light: #6b5ba7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1e82",
  "rgb": {
    "r": 28,
    "g": 30,
    "b": 130
  },
  "hsl": {
    "h": 238.824,
    "s": 64.557,
    "l": 30.98
  },
  "oklch": {
    "l": 0.31818,
    "c": 0.16112,
    "h": 271.7
  },
  "luminance": 0.02787
}

Semantic roles & 50–950 ramp

primary

#1C1E82

secondary

#B5B344

accent

#E440E8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1C1E82

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

Preview Lab → · Contrast checker → · Palette generator →