#17155F#17155F

#17155F is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.1% C 0.126 H 274.5°. Best body text is #FFFFFF at 16.04:1 contrast (WCAG AA passes).

Color values

HEX	#17155F
RGB	rgb(23, 21, 95)
HSL	hsl(242, 64%, 23%)
HSV	hsv(242, 78%, 37%)
CMYK	cmyk(75.8%, 77.9%, 0%, 62.7%)
CIE-LAB	lab(12.89, 27.79, -43.29)
CIE-LCH	lch(12.89, 51.44, 302.70°)
OKLab	oklab(26.09% 0.0099 -0.1252)
OKLCH	oklch(26.09% 0.126 274.5)
XYZ	xyz(2.6864, 1.5445, 10.9808)
Luminance	0.0155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17155F #5D5F15

analogous

#15385F #17155F #3C155F

triadic

#17155F #5F1715 #155F17

tetradic

#17155F #5F1538 #5D5F15 #155F3C

square

#17155F #5F1538 #5D5F15 #155F3C

split-complementary

#17155F #5F3C15 #385F15

monochromatic

#060619 #0B0A2D #17155F #232091 #2F2BC3

Accessibility & contrast

On white

16.04

#17155F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#17155F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17155F

16.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17155F	#FFFFFF	#000000	##FFFFFF
##17155F	1.00	16.04	1.31	16.04
#FFFFFF	16.04	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002561

Deuteranopia (green-blind)

#001E5E

Tritanopia (blue-blind)

#002A38

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #17155f;
/* rgb */ color: rgb(23, 21, 95);
/* oklch */ color: oklch(26.1% 0.126 274.5);

Tailwind

colors: {
  custom: {
    50: '#61538d',
    500: '#17155f',
    950: '#000000',
  },
}

SCSS

$custom: #17155f;
$custom-light: #61538d;
$custom-dark: #000000;

JSON

{
  "hex": "#17155f",
  "rgb": {
    "r": 23,
    "g": 21,
    "b": 95
  },
  "hsl": {
    "h": 241.622,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.26087,
    "c": 0.12556,
    "h": 274.5
  },
  "luminance": 0.01545
}

Semantic roles & 50–950 ramp

primary

#17155F

secondary

#94963A

accent

#E741E2

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #17155F

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

Preview Lab → · Contrast checker → · Palette generator →