#100E5D#100E5D

#100E5D is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.3% C 0.132 H 271.8°. Best body text is #FFFFFF at 16.89:1 contrast (WCAG AA passes).

Color values

HEX	#100E5D
RGB	rgb(16, 14, 93)
HSL	hsl(242, 74%, 21%)
HSV	hsv(242, 85%, 36%)
CMYK	cmyk(82.8%, 84.9%, 0%, 63.5%)
CIE-LAB	lab(10.66, 30.65, -45.64)
CIE-LCH	lch(10.66, 54.98, 303.88°)
OKLab	oklab(24.32% 0.0042 -0.1321)
OKLCH	oklch(24.32% 0.132 271.8)
XYZ	xyz(2.3458, 1.2143, 10.4646)
Luminance	0.0121 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#100E5D #5B5D0E

analogous

#0E335D #100E5D #370E5D

triadic

#100E5D #5D100E #0E5D10

tetradic

#100E5D #5D0E33 #5B5D0E #0E5D37

square

#100E5D #5D0E33 #5B5D0E #0E5D37

split-complementary

#100E5D #5D370E #335D0E

monochromatic

#05041B #070628 #100E5D #191692 #221EC7

Accessibility & contrast

On white

16.89

#100E5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#100E5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #100E5D

16.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##100E5D	#FFFFFF	#000000	##FFFFFF
##100E5D	1.00	16.89	1.24	16.89
#FFFFFF	16.89	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215F

Deuteranopia (green-blind)

#00195C

Tritanopia (blue-blind)

#002736

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #100e5d;
/* rgb */ color: rgb(16, 14, 93);
/* oklch */ color: oklch(24.3% 0.132 271.8);

Tailwind

colors: {
  custom: {
    50: '#5f4e8c',
    500: '#100e5d',
    950: '#000000',
  },
}

SCSS

$custom: #100e5d;
$custom-light: #5f4e8c;
$custom-dark: #000000;

JSON

{
  "hex": "#100e5d",
  "rgb": {
    "r": 16,
    "g": 14,
    "b": 93
  },
  "hsl": {
    "h": 241.519,
    "s": 73.832,
    "l": 20.98
  },
  "oklch": {
    "l": 0.24317,
    "c": 0.13218,
    "h": 271.8
  },
  "luminance": 0.01215
}

Semantic roles & 50–950 ramp

primary

#100E5D

secondary

#949730

accent

#F037EC

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #100E5D

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

Preview Lab → · Contrast checker → · Palette generator →