#17298E#17298E

#17298E is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.7% C 0.166 H 267.7°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#17298E
RGB	rgb(23, 41, 142)
HSL	hsl(231, 72%, 32%)
HSV	hsv(231, 84%, 56%)
CMYK	cmyk(83.8%, 71.1%, 0%, 44.3%)
CIE-LAB	lab(22.72, 32.47, -57.29)
CIE-LCH	lch(22.72, 65.85, 299.54°)
OKLab	oklab(34.69% -0.0067 -0.166)
OKLCH	oklch(34.69% 0.166 267.7)
XYZ	xyz(6.0271, 3.7203, 25.9864)
Luminance	0.0372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17298E #8E7C17

analogous

#17658E #17298E #40178E

triadic

#17298E #8E1729 #298E17

tetradic

#17298E #8E1765 #8E7C17 #178E40

square

#17298E #8E1765 #8E7C17 #178E40

split-complementary

#17298E #8E4017 #658E17

monochromatic

#060B25 #0E1A59 #17298E #2038C3 #3F58E0

Accessibility & contrast

On white

12.04

#17298E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#17298E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17298E

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17298E	#FFFFFF	#000000	##FFFFFF
##17298E	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C91

Deuteranopia (green-blind)

#00318C

Tritanopia (blue-blind)

#004558

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #17298e;
/* rgb */ color: rgb(23, 41, 142);
/* oklch */ color: oklch(34.7% 0.166 267.7);

Tailwind

colors: {
  custom: {
    50: '#6c63b0',
    500: '#17298e',
    950: '#000000',
  },
}

SCSS

$custom: #17298e;
$custom-light: #6c63b0;
$custom-dark: #000000;

JSON

{
  "hex": "#17298e",
  "rgb": {
    "r": 23,
    "g": 41,
    "b": 142
  },
  "hsl": {
    "h": 230.924,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.3469,
    "c": 0.16615,
    "h": 267.7
  },
  "luminance": 0.03721
}

Semantic roles & 50–950 ramp

primary

#17298E

secondary

#C0AD40

accent

#D339EF

background

#F7F5FB

surface

#EDEAF6

border

#C8C6D0

text

#080511

muted

#7B7980

Preview Lab

Preview with #17298E

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

Preview Lab → · Contrast checker → · Palette generator →