#1C135E#1C135E

#1C135E is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.1% C 0.125 H 278.6°. Best body text is #FFFFFF at 16.10:1 contrast (WCAG AA passes).

Color values

HEX	#1C135E
RGB	rgb(28, 19, 94)
HSL	hsl(247, 66%, 22%)
HSV	hsv(247, 80%, 37%)
CMYK	cmyk(70.2%, 79.8%, 0%, 63.1%)
CIE-LAB	lab(12.74, 29.28, -42.85)
CIE-LCH	lch(12.74, 51.90, 304.35°)
OKLab	oklab(26.05% 0.0187 -0.1237)
OKLCH	oklch(26.05% 0.125 278.6)
XYZ	xyz(2.7315, 1.5205, 10.7371)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C135E #555E13

analogous

#13305E #1C135E #42135E

triadic

#1C135E #5E1C13 #135E1C

tetradic

#1C135E #5E1330 #555E13 #135E42

square

#1C135E #5E1330 #555E13 #135E42

split-complementary

#1C135E #5E4213 #305E13

monochromatic

#080519 #0D092B #1C135E #2B1D91 #3A28C4

Accessibility & contrast

On white

16.10

#1C135E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#1C135E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C135E

16.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C135E	#FFFFFF	#000000	##FFFFFF
##1C135E	1.00	16.10	1.30	16.10
#FFFFFF	16.10	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002460

Deuteranopia (green-blind)

#001E5D

Tritanopia (blue-blind)

#002837

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1c135e;
/* rgb */ color: rgb(28, 19, 94);
/* oklch */ color: oklch(26.1% 0.125 278.6);

Tailwind

colors: {
  custom: {
    50: '#63528d',
    500: '#1c135e',
    950: '#000000',
  },
}

SCSS

$custom: #1c135e;
$custom-light: #63528d;
$custom-dark: #000000;

JSON

{
  "hex": "#1c135e",
  "rgb": {
    "r": 28,
    "g": 19,
    "b": 94
  },
  "hsl": {
    "h": 247.2,
    "s": 66.372,
    "l": 22.157
  },
  "oklch": {
    "l": 0.26052,
    "c": 0.12515,
    "h": 278.6
  },
  "luminance": 0.01521
}

Semantic roles & 50–950 ramp

primary

#1C135E

secondary

#8B9637

accent

#E93FD5

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1C135E

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

Preview Lab → · Contrast checker → · Palette generator →