#17137F#17137F

#17137F is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.7% C 0.169 H 271.1°. Best body text is #FFFFFF at 14.62:1 contrast (WCAG AA passes).

Color values

HEX	#17137F
RGB	rgb(23, 19, 127)
HSL	hsl(242, 74%, 29%)
HSV	hsv(242, 85%, 50%)
CMYK	cmyk(81.9%, 85%, 0%, 50.2%)
CIE-LAB	lab(16.40, 40.08, -58.32)
CIE-LCH	lch(16.40, 70.76, 304.50°)
OKLab	oklab(29.69% 0.0032 -0.1688)
OKLCH	oklch(29.69% 0.169 271.1)
XYZ	xyz(4.4157, 2.1797, 20.2626)
Luminance	0.0218 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17137F #7B7F13

analogous

#13457F #17137F #4D137F

triadic

#17137F #7F1713 #137F17

tetradic

#17137F #7F1345 #7B7F13 #137F4D

square

#17137F #7F1345 #7B7F13 #137F4D

split-complementary

#17137F #7F4D13 #457F13

monochromatic

#05041B #0D0B4A #17137F #211BB4 #332DE0

Accessibility & contrast

On white

14.62

#17137F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#17137F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17137F

14.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17137F	#FFFFFF	#000000	##FFFFFF
##17137F	1.00	14.62	1.44	14.62
#FFFFFF	14.62	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E82

Deuteranopia (green-blind)

#00237D

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #17137f;
/* rgb */ color: rgb(23, 19, 127);
/* oklch */ color: oklch(29.7% 0.169 271.1);

Tailwind

colors: {
  custom: {
    50: '#6a54a5',
    500: '#17137f',
    950: '#000000',
  },
}

SCSS

$custom: #17137f;
$custom-light: #6a54a5;
$custom-dark: #000000;

JSON

{
  "hex": "#17137f",
  "rgb": {
    "r": 23,
    "g": 19,
    "b": 127
  },
  "hsl": {
    "h": 242.222,
    "s": 73.973,
    "l": 28.627
  },
  "oklch": {
    "l": 0.29694,
    "c": 0.16881,
    "h": 271.1
  },
  "luminance": 0.0218
}

Semantic roles & 50–950 ramp

primary

#17137F

secondary

#B0B439

accent

#F137EA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #17137F

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

Preview Lab → · Contrast checker → · Palette generator →