#110F5B#110F5B

#110F5B is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.3% C 0.128 H 272.5°. Best body text is #FFFFFF at 16.89:1 contrast (WCAG AA passes).

Color values

HEX	#110F5B
RGB	rgb(17, 15, 91)
HSL	hsl(242, 72%, 21%)
HSV	hsv(242, 84%, 36%)
CMYK	cmyk(81.3%, 83.5%, 0%, 64.3%)
CIE-LAB	lab(10.67, 29.43, -44.27)
CIE-LCH	lch(10.67, 53.16, 303.61°)
OKLab	oklab(24.27% 0.0056 -0.1281)
OKLCH	oklch(24.27% 0.128 272.5)
XYZ	xyz(2.2897, 1.2159, 10.0095)
Luminance	0.0122 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#110F5B #595B0F

analogous

#0F335B #110F5B #370F5B

triadic

#110F5B #5B110F #0F5B11

tetradic

#110F5B #5B0F33 #595B0F #0F5B37

square

#110F5B #5B0F33 #595B0F #0F5B37

split-complementary

#110F5B #5B370F #335B0F

monochromatic

#05041A #070626 #110F5B #1B1890 #2520C4

Accessibility & contrast

On white

16.89

#110F5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#110F5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #110F5B

16.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##110F5B	#FFFFFF	#000000	##FFFFFF
##110F5B	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)

#00205D

Deuteranopia (green-blind)

#00195A

Tritanopia (blue-blind)

#002635

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #110f5b;
/* rgb */ color: rgb(17, 15, 91);
/* oklch */ color: oklch(24.3% 0.128 272.5);

Tailwind

colors: {
  custom: {
    50: '#5e4f8a',
    500: '#110f5b',
    950: '#000000',
  },
}

SCSS

$custom: #110f5b;
$custom-light: #5e4f8a;
$custom-dark: #000000;

JSON

{
  "hex": "#110f5b",
  "rgb": {
    "r": 17,
    "g": 15,
    "b": 91
  },
  "hsl": {
    "h": 241.579,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.24268,
    "c": 0.12825,
    "h": 272.5
  },
  "luminance": 0.01216
}

Semantic roles & 50–950 ramp

primary

#110F5B

secondary

#929531

accent

#EE39EA

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #110F5B

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

Preview Lab → · Contrast checker → · Palette generator →