#101159#101159

#101159 is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.3% C 0.124 H 271.8°. Best body text is #FFFFFF at 16.85:1 contrast (WCAG AA passes).

Color values

HEX	#101159
RGB	rgb(16, 17, 89)
HSL	hsl(239, 70%, 21%)
HSV	hsv(239, 82%, 35%)
CMYK	cmyk(82%, 80.9%, 0%, 65.1%)
CIE-LAB	lab(10.79, 27.37, -42.73)
CIE-LCH	lch(10.79, 50.74, 302.64°)
OKLab	oklab(24.26% 0.0039 -0.1237)
OKLCH	oklch(24.26% 0.124 271.8)
XYZ	xyz(2.2167, 1.2321, 9.5702)
Luminance	0.0123 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#101159 #595810

analogous

#103559 #101159 #331059

triadic

#101159 #591011 #115910

tetradic

#101159 #591035 #595810 #105933

square

#101159 #591035 #595810 #105933

split-complementary

#101159 #593310 #355910

monochromatic

#05051A #070725 #101159 #191B8D #2325C1

Accessibility & contrast

On white

16.85

#101159 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#101159 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #101159

16.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##101159	#FFFFFF	#000000	##FFFFFF
##101159	1.00	16.85	1.25	16.85
#FFFFFF	16.85	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215B

Deuteranopia (green-blind)

#001958

Tritanopia (blue-blind)

#002634

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #101159;
/* rgb */ color: rgb(16, 17, 89);
/* oklch */ color: oklch(24.3% 0.124 271.8);

Tailwind

colors: {
  custom: {
    50: '#5d5089',
    500: '#101159',
    950: '#000000',
  },
}

SCSS

$custom: #101159;
$custom-light: #5d5089;
$custom-dark: #000000;

JSON

{
  "hex": "#101159",
  "rgb": {
    "r": 16,
    "g": 17,
    "b": 89
  },
  "hsl": {
    "h": 239.178,
    "s": 69.524,
    "l": 20.588
  },
  "oklch": {
    "l": 0.2426,
    "c": 0.12376,
    "h": 271.8
  },
  "luminance": 0.01232
}

Semantic roles & 50–950 ramp

primary

#101159

secondary

#929133

accent

#EA3BEC

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #101159

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

Preview Lab → · Contrast checker → · Palette generator →