#1C1F86#1C1F86

#1C1F86 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.4% C 0.165 H 271.3°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#1C1F86
RGB	rgb(28, 31, 134)
HSL	hsl(238, 65%, 32%)
HSV	hsv(238, 79%, 53%)
CMYK	cmyk(79.1%, 76.9%, 0%, 47.5%)
CIE-LAB	lab(19.83, 36.22, -57.06)
CIE-LCH	lch(19.83, 67.58, 302.41°)
OKLab	oklab(32.42% 0.0037 -0.1652)
OKLCH	oklch(32.42% 0.165 271.3)
XYZ	xyz(5.2705, 2.9475, 22.8408)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1F86 #86831C

analogous

#1C5486 #1C1F86 #4E1C86

triadic

#1C1F86 #861C1F #1F861C

tetradic

#1C1F86 #861C54 #86831C #1C864E

square

#1C1F86 #861C54 #86831C #1C864E

split-complementary

#1C1F86 #864E1C #54861C

monochromatic

#070821 #111353 #1C1F86 #272BB9 #4449D8

Accessibility & contrast

On white

13.21

#1C1F86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1C1F86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1F86

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1F86	#FFFFFF	#000000	##FFFFFF
##1C1F86	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)

#003589

Deuteranopia (green-blind)

#002B84

Tritanopia (blue-blind)

#003D51

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1c1f86;
/* rgb */ color: rgb(28, 31, 134);
/* oklch */ color: oklch(32.4% 0.165 271.3);

Tailwind

colors: {
  custom: {
    50: '#6c5caa',
    500: '#1c1f86',
    950: '#000000',
  },
}

SCSS

$custom: #1c1f86;
$custom-light: #6c5caa;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1f86",
  "rgb": {
    "r": 28,
    "g": 31,
    "b": 134
  },
  "hsl": {
    "h": 238.302,
    "s": 65.432,
    "l": 31.765
  },
  "oklch": {
    "l": 0.32423,
    "c": 0.16524,
    "h": 271.3
  },
  "luminance": 0.02948
}

Semantic roles & 50–950 ramp

primary

#1C1F86

secondary

#B9B645

accent

#E43FE8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1C1F86

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

Preview Lab → · Contrast checker → · Palette generator →