#17298F#17298F

#17298F is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.8% C 0.167 H 267.7°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#17298F
RGB	rgb(23, 41, 143)
HSL	hsl(231, 72%, 33%)
HSV	hsv(231, 84%, 56%)
CMYK	cmyk(83.9%, 71.3%, 0%, 43.9%)
CIE-LAB	lab(22.83, 32.85, -57.74)
CIE-LCH	lch(22.83, 66.43, 299.63°)
OKLab	oklab(34.8% -0.0067 -0.1673)
OKLCH	oklch(34.8% 0.167 267.7)
XYZ	xyz(6.1025, 3.7505, 26.3836)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17298F #8F7D17

analogous

#17658F #17298F #41178F

triadic

#17298F #8F1729 #298F17

tetradic

#17298F #8F1765 #8F7D17 #178F41

square

#17298F #8F1765 #8F7D17 #178F41

split-complementary

#17298F #8F4117 #658F17

monochromatic

#060B26 #0F1A5A #17298F #1F38C4 #4058E0

Accessibility & contrast

On white

12.00

#17298F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#17298F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17298F

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17298F	#FFFFFF	#000000	##FFFFFF
##17298F	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C92

Deuteranopia (green-blind)

#00318D

Tritanopia (blue-blind)

#004659

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #17298f;
/* rgb */ color: rgb(23, 41, 143);
/* oklch */ color: oklch(34.8% 0.167 267.7);

Tailwind

colors: {
  custom: {
    50: '#6c63b1',
    500: '#17298f',
    950: '#000000',
  },
}

SCSS

$custom: #17298f;
$custom-light: #6c63b1;
$custom-dark: #000000;

JSON

{
  "hex": "#17298f",
  "rgb": {
    "r": 23,
    "g": 41,
    "b": 143
  },
  "hsl": {
    "h": 231,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.34797,
    "c": 0.16746,
    "h": 267.7
  },
  "luminance": 0.03751
}

Semantic roles & 50–950 ramp

primary

#17298F

secondary

#C1AE41

accent

#D439EF

background

#F7F5FB

surface

#EDEAF6

border

#C8C6D0

text

#080511

muted

#7B7980

Preview Lab

Preview with #17298F

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

Preview Lab → · Contrast checker → · Palette generator →