#1D115C#1D115C

#1D115C is a dark, vivid blue. Relative luminance 0.014; OKLCH L 25.6% C 0.124 H 280.3°. Best body text is #FFFFFF at 16.32:1 contrast (WCAG AA passes).

Color values

HEX	#1D115C
RGB	rgb(29, 17, 92)
HSL	hsl(250, 69%, 21%)
HSV	hsv(250, 82%, 36%)
CMYK	cmyk(68.5%, 81.5%, 0%, 63.9%)
CIE-LAB	lab(12.19, 29.90, -42.42)
CIE-LCH	lch(12.19, 51.90, 305.18°)
OKLab	oklab(25.62% 0.0222 -0.1224)
OKLCH	oklch(25.62% 0.124 280.3)
XYZ	xyz(2.6383, 1.4346, 10.2610)
Luminance	0.0143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D115C #505C11

analogous

#112B5C #1D115C #43115C

triadic

#1D115C #5C1D11 #115C1D

tetradic

#1D115C #5C112B #505C11 #115C43

square

#1D115C #5C112B #505C11 #115C43

split-complementary

#1D115C #5C4311 #2B5C11

monochromatic

#08051A #0D0728 #1D115C #2D1B90 #3E24C3

Accessibility & contrast

On white

16.32

#1D115C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#1D115C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D115C

16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D115C	#FFFFFF	#000000	##FFFFFF
##1D115C	1.00	16.32	1.29	16.32
#FFFFFF	16.32	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235E

Deuteranopia (green-blind)

#001D5B

Tritanopia (blue-blind)

#002736

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #1d115c;
/* rgb */ color: rgb(29, 17, 92);
/* oklch */ color: oklch(25.6% 0.124 280.3);

Tailwind

colors: {
  custom: {
    50: '#63518b',
    500: '#1d115c',
    950: '#000000',
  },
}

SCSS

$custom: #1d115c;
$custom-light: #63518b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d115c",
  "rgb": {
    "r": 29,
    "g": 17,
    "b": 92
  },
  "hsl": {
    "h": 249.6,
    "s": 68.807,
    "l": 21.373
  },
  "oklch": {
    "l": 0.25618,
    "c": 0.12442,
    "h": 280.3
  },
  "luminance": 0.01435
}

Semantic roles & 50–950 ramp

primary

#1D115C

secondary

#859534

accent

#EC3CD0

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1D115C

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

Preview Lab → · Contrast checker → · Palette generator →