#17157B#17157B

#17157B is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.4% C 0.162 H 271.3°. Best body text is #FFFFFF at 14.69:1 contrast (WCAG AA passes).

Color values

HEX	#17157B
RGB	rgb(23, 21, 123)
HSL	hsl(241, 71%, 28%)
HSV	hsv(241, 83%, 48%)
CMYK	cmyk(81.3%, 82.9%, 0%, 51.8%)
CIE-LAB	lab(16.25, 37.71, -56.03)
CIE-LCH	lch(16.25, 67.54, 303.95°)
OKLab	oklab(29.44% 0.0036 -0.1622)
OKLCH	oklch(29.44% 0.162 271.3)
XYZ	xyz(4.1955, 2.1481, 18.9286)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17157B #797B15

analogous

#15467B #17157B #4A157B

triadic

#17157B #7B1715 #157B17

tetradic

#17157B #7B1546 #797B15 #157B4A

square

#17157B #7B1546 #797B15 #157B4A

split-complementary

#17157B #7B4A15 #467B15

monochromatic

#05041A #0D0C47 #17157B #211EAF #322FDB

Accessibility & contrast

On white

14.69

#17157B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#17157B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17157B

14.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17157B	#FFFFFF	#000000	##FFFFFF
##17157B	1.00	14.69	1.43	14.69
#FFFFFF	14.69	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7E

Deuteranopia (green-blind)

#002379

Tritanopia (blue-blind)

#003548

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #17157b;
/* rgb */ color: rgb(23, 21, 123);
/* oklch */ color: oklch(29.4% 0.162 271.3);

Tailwind

colors: {
  custom: {
    50: '#6955a2',
    500: '#17157b',
    950: '#000000',
  },
}

SCSS

$custom: #17157b;
$custom-light: #6955a2;
$custom-dark: #000000;

JSON

{
  "hex": "#17157b",
  "rgb": {
    "r": 23,
    "g": 21,
    "b": 123
  },
  "hsl": {
    "h": 241.176,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.29438,
    "c": 0.16222,
    "h": 271.3
  },
  "luminance": 0.02149
}

Semantic roles & 50–950 ramp

primary

#17157B

secondary

#AEB03B

accent

#EE3AEA

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #17157B

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

Preview Lab → · Contrast checker → · Palette generator →