#10115C#10115C

#10115C is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.6% C 0.128 H 271.5°. Best body text is #FFFFFF at 16.71:1 contrast (WCAG AA passes).

Color values

HEX	#10115C
RGB	rgb(16, 17, 92)
HSL	hsl(239, 70%, 21%)
HSV	hsv(239, 83%, 36%)
CMYK	cmyk(82.6%, 81.5%, 0%, 63.9%)
CIE-LAB	lab(11.16, 28.50, -44.15)
CIE-LCH	lch(11.16, 52.54, 302.84°)
OKLab	oklab(24.63% 0.0033 -0.1278)
OKLCH	oklch(24.63% 0.128 271.5)
XYZ	xyz(2.3452, 1.2835, 10.2473)
Luminance	0.0128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10115C #5C5B10

analogous

#10375C #10115C #35105C

triadic

#10115C #5C1011 #115C10

tetradic

#10115C #5C1037 #5C5B10 #105C35

square

#10115C #5C1037 #5C5B10 #105C35

split-complementary

#10115C #5C3510 #375C10

monochromatic

#05051A #070728 #10115C #191B90 #2224C4

Accessibility & contrast

On white

16.71

#10115C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#10115C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10115C

16.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10115C	#FFFFFF	#000000	##FFFFFF
##10115C	1.00	16.71	1.26	16.71
#FFFFFF	16.71	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00225E

Deuteranopia (green-blind)

#001A5B

Tritanopia (blue-blind)

#002736

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #10115c;
/* rgb */ color: rgb(16, 17, 92);
/* oklch */ color: oklch(24.6% 0.128 271.5);

Tailwind

colors: {
  custom: {
    50: '#5e508b',
    500: '#10115c',
    950: '#000000',
  },
}

SCSS

$custom: #10115c;
$custom-light: #5e508b;
$custom-dark: #000000;

JSON

{
  "hex": "#10115c",
  "rgb": {
    "r": 16,
    "g": 17,
    "b": 92
  },
  "hsl": {
    "h": 239.211,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.24629,
    "c": 0.12785,
    "h": 271.5
  },
  "luminance": 0.01284
}

Semantic roles & 50–950 ramp

primary

#10115C

secondary

#959433

accent

#EB3BED

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #10115C

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

Preview Lab → · Contrast checker → · Palette generator →