#10113B#10113B

#10113B is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.8% C 0.079 H 276.1°. Best body text is #FFFFFF at 18.02:1 contrast (WCAG AA passes).

Color values

HEX	#10113B
RGB	rgb(16, 17, 59)
HSL	hsl(239, 57%, 15%)
HSV	hsv(239, 73%, 23%)
CMYK	cmyk(72.9%, 71.2%, 0%, 76.9%)
CIE-LAB	lab(7.47, 15.38, -27.29)
CIE-LCH	lch(7.47, 31.33, 299.40°)
OKLab	oklab(20.85% 0.0083 -0.0786)
OKLCH	oklch(20.85% 0.079 276.1)
XYZ	xyz(1.2033, 0.8267, 4.2330)
Luminance	0.0083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Dark Navy

#000435

ΔE00 3.33

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10113B #3B3A10

analogous

#10273B #10113B #25103B

triadic

#10113B #3B1011 #113B10

tetradic

#10113B #3B1027 #3B3A10 #103B25

square

#10113B #3B1027 #3B3A10 #103B25

split-complementary

#10113B #3B2510 #273B10

monochromatic

#070718 #070718 #10113B #1D1F6B #2A2D9B

Accessibility & contrast

On white

18.02

#10113B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#10113B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10113B

18.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10113B	#FFFFFF	#000000	##FFFFFF
##10113B	1.00	18.02	1.17	18.02
#FFFFFF	18.02	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	18.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183C

Deuteranopia (green-blind)

#00153A

Tritanopia (blue-blind)

#001B23

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #10113b;
/* rgb */ color: rgb(16, 17, 59);
/* oklch */ color: oklch(20.8% 0.079 276.1);

Tailwind

colors: {
  custom: {
    50: '#544e71',
    500: '#10113b',
    950: '#000000',
  },
}

SCSS

$custom: #10113b;
$custom-light: #544e71;
$custom-dark: #000000;

JSON

{
  "hex": "#10113b",
  "rgb": {
    "r": 16,
    "g": 17,
    "b": 59
  },
  "hsl": {
    "h": 238.605,
    "s": 57.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.20847,
    "c": 0.07909,
    "h": 276.1
  },
  "luminance": 0.00827
}

Semantic roles & 50–950 ramp

primary

#10113B

secondary

#757332

accent

#DD47E1

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #10113B

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

Preview Lab → · Contrast checker → · Palette generator →