#1C115F#1C115F

#1C115F is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.9% C 0.129 H 278.8°. Best body text is #FFFFFF at 16.22:1 contrast (WCAG AA passes).

Color values

HEX	#1C115F
RGB	rgb(28, 17, 95)
HSL	hsl(248, 70%, 22%)
HSV	hsv(248, 82%, 37%)
CMYK	cmyk(70.5%, 82.1%, 0%, 62.7%)
CIE-LAB	lab(12.44, 30.80, -44.01)
CIE-LCH	lch(12.44, 53.72, 304.99°)
OKLab	oklab(25.88% 0.0198 -0.1271)
OKLCH	oklch(25.88% 0.129 278.8)
XYZ	xyz(2.7442, 1.4738, 10.9641)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C115F #545F11

analogous

#112D5F #1C115F #43115F

triadic

#1C115F #5F1C11 #115F1C

tetradic

#1C115F #5F112D #545F11 #115F43

square

#1C115F #5F112D #545F11 #115F43

split-complementary

#1C115F #5F4311 #2D5F11

monochromatic

#08051A #0D082B #1C115F #2B1A93 #3B24C7

Accessibility & contrast

On white

16.22

#1C115F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#1C115F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C115F

16.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C115F	#FFFFFF	#000000	##FFFFFF
##1C115F	1.00	16.22	1.29	16.22
#FFFFFF	16.22	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002361

Deuteranopia (green-blind)

#001D5E

Tritanopia (blue-blind)

#002837

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #1c115f;
/* rgb */ color: rgb(28, 17, 95);
/* oklch */ color: oklch(25.9% 0.129 278.8);

Tailwind

colors: {
  custom: {
    50: '#63518d',
    500: '#1c115f',
    950: '#000000',
  },
}

SCSS

$custom: #1c115f;
$custom-light: #63518d;
$custom-dark: #000000;

JSON

{
  "hex": "#1c115f",
  "rgb": {
    "r": 28,
    "g": 17,
    "b": 95
  },
  "hsl": {
    "h": 248.462,
    "s": 69.643,
    "l": 21.961
  },
  "oklch": {
    "l": 0.25876,
    "c": 0.12863,
    "h": 278.8
  },
  "luminance": 0.01474
}

Semantic roles & 50–950 ramp

primary

#1C115F

secondary

#8A9834

accent

#EC3BD3

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1C115F

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

Preview Lab → · Contrast checker → · Palette generator →