#17155D#17155D

#17155D is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.9% C 0.123 H 274.8°. Best body text is #FFFFFF at 16.13:1 contrast (WCAG AA passes).

Color values

HEX	#17155D
RGB	rgb(23, 21, 93)
HSL	hsl(242, 63%, 22%)
HSV	hsv(242, 77%, 36%)
CMYK	cmyk(75.3%, 77.4%, 0%, 63.5%)
CIE-LAB	lab(12.66, 27.04, -42.32)
CIE-LCH	lch(12.66, 50.22, 302.58°)
OKLab	oklab(25.86% 0.0103 -0.1223)
OKLCH	oklch(25.86% 0.123 274.8)
XYZ	xyz(2.5966, 1.5086, 10.5081)
Luminance	0.0151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17155D #5B5D15

analogous

#15375D #17155D #3B155D

triadic

#17155D #5D1715 #155D17

tetradic

#17155D #5D1537 #5B5D15 #155D3B

square

#17155D #5D1537 #5B5D15 #155D3B

split-complementary

#17155D #5D3B15 #375D15

monochromatic

#060619 #0B0A2B #17155D #23208F #302CC1

Accessibility & contrast

On white

16.13

#17155D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#17155D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17155D

16.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17155D	#FFFFFF	#000000	##FFFFFF
##17155D	1.00	16.13	1.30	16.13
#FFFFFF	16.13	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245F

Deuteranopia (green-blind)

#001E5C

Tritanopia (blue-blind)

#002937

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #17155d;
/* rgb */ color: rgb(23, 21, 93);
/* oklch */ color: oklch(25.9% 0.123 274.8);

Tailwind

colors: {
  custom: {
    50: '#60538c',
    500: '#17155d',
    950: '#000000',
  },
}

SCSS

$custom: #17155d;
$custom-light: #60538c;
$custom-dark: #000000;

JSON

{
  "hex": "#17155d",
  "rgb": {
    "r": 23,
    "g": 21,
    "b": 93
  },
  "hsl": {
    "h": 241.667,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.25858,
    "c": 0.12278,
    "h": 274.8
  },
  "luminance": 0.01509
}

Semantic roles & 50–950 ramp

primary

#17155D

secondary

#929439

accent

#E642E2

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #17155D

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

Preview Lab → · Contrast checker → · Palette generator →