#1C135D#1C135D

#1C135D is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.9% C 0.124 H 278.8°. Best body text is #FFFFFF at 16.15:1 contrast (WCAG AA passes).

Color values

HEX	#1C135D
RGB	rgb(28, 19, 93)
HSL	hsl(247, 66%, 22%)
HSV	hsv(247, 80%, 36%)
CMYK	cmyk(69.9%, 79.6%, 0%, 63.5%)
CIE-LAB	lab(12.63, 28.93, -42.37)
CIE-LCH	lch(12.63, 51.30, 304.33°)
OKLab	oklab(25.94% 0.019 -0.1223)
OKLCH	oklch(25.94% 0.124 278.8)
XYZ	xyz(2.6869, 1.5027, 10.5023)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C135D #545D13

analogous

#132F5D #1C135D #41135D

triadic

#1C135D #5D1C13 #135D1C

tetradic

#1C135D #5D132F #545D13 #135D41

square

#1C135D #5D132F #545D13 #135D41

split-complementary

#1C135D #5D4113 #2F5D13

monochromatic

#080519 #0D092A #1C135D #2B1D90 #3B28C3

Accessibility & contrast

On white

16.15

#1C135D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#1C135D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C135D

16.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C135D	#FFFFFF	#000000	##FFFFFF
##1C135D	1.00	16.15	1.30	16.15
#FFFFFF	16.15	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245F

Deuteranopia (green-blind)

#001E5C

Tritanopia (blue-blind)

#002837

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1c135d;
/* rgb */ color: rgb(28, 19, 93);
/* oklch */ color: oklch(25.9% 0.124 278.8);

Tailwind

colors: {
  custom: {
    50: '#63528c',
    500: '#1c135d',
    950: '#000000',
  },
}

SCSS

$custom: #1c135d;
$custom-light: #63528c;
$custom-dark: #000000;

JSON

{
  "hex": "#1c135d",
  "rgb": {
    "r": 28,
    "g": 19,
    "b": 93
  },
  "hsl": {
    "h": 247.297,
    "s": 66.071,
    "l": 21.961
  },
  "oklch": {
    "l": 0.25938,
    "c": 0.12379,
    "h": 278.8
  },
  "luminance": 0.01503
}

Semantic roles & 50–950 ramp

primary

#1C135D

secondary

#8A9537

accent

#E93FD4

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1C135D

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

Preview Lab → · Contrast checker → · Palette generator →