#17137D#17137D

#17137D is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.4% C 0.166 H 271.3°. Best body text is #FFFFFF at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#17137D
RGB	rgb(23, 19, 125)
HSL	hsl(242, 74%, 28%)
HSV	hsv(242, 85%, 49%)
CMYK	cmyk(81.6%, 84.8%, 0%, 51%)
CIE-LAB	lab(16.15, 39.42, -57.47)
CIE-LCH	lch(16.15, 69.69, 304.45°)
OKLab	oklab(29.44% 0.0037 -0.1663)
OKLCH	oklch(29.44% 0.166 271.3)
XYZ	xyz(4.2866, 2.1281, 19.5829)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17137D #797D13

analogous

#13447D #17137D #4C137D

triadic

#17137D #7D1713 #137D17

tetradic

#17137D #7D1344 #797D13 #137D4C

square

#17137D #7D1344 #797D13 #137D4C

split-complementary

#17137D #7D4C13 #447D13

monochromatic

#05041B #0D0B48 #17137D #211BB2 #322CDF

Accessibility & contrast

On white

14.73

#17137D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#17137D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17137D

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17137D	#FFFFFF	#000000	##FFFFFF
##17137D	1.00	14.73	1.43	14.73
#FFFFFF	14.73	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D80

Deuteranopia (green-blind)

#00237B

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #17137d;
/* rgb */ color: rgb(23, 19, 125);
/* oklch */ color: oklch(29.4% 0.166 271.3);

Tailwind

colors: {
  custom: {
    50: '#6954a4',
    500: '#17137d',
    950: '#000000',
  },
}

SCSS

$custom: #17137d;
$custom-light: #6954a4;
$custom-dark: #000000;

JSON

{
  "hex": "#17137d",
  "rgb": {
    "r": 23,
    "g": 19,
    "b": 125
  },
  "hsl": {
    "h": 242.264,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.29442,
    "c": 0.16637,
    "h": 271.3
  },
  "luminance": 0.02129
}

Semantic roles & 50–950 ramp

primary

#17137D

secondary

#AEB339

accent

#F038E9

background

#F6F5FA

surface

#ECE8F4

border

#C7C4CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #17137D

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

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