#17247D#17247D

#17247D is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.0% C 0.149 H 268.9°. Best body text is #FFFFFF at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#17247D
RGB	rgb(23, 36, 125)
HSL	hsl(232, 69%, 29%)
HSV	hsv(232, 82%, 49%)
CMYK	cmyk(81.6%, 71.2%, 0%, 51%)
CIE-LAB	lab(19.74, 29.28, -51.53)
CIE-LCH	lch(19.74, 59.27, 299.61°)
OKLab	oklab(31.99% -0.0028 -0.1492)
OKLCH	oklch(31.99% 0.149 268.9)
XYZ	xyz(4.6846, 2.9240, 19.7156)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17247D #7D7017

analogous

#17577D #17247D #3D177D

triadic

#17247D #7D1724 #247D17

tetradic

#17247D #7D1757 #7D7017 #177D3D

square

#17247D #7D1757 #7D7017 #177D3D

split-complementary

#17247D #7D3D17 #577D17

monochromatic

#05071A #0D1549 #17247D #2133B1 #354ADA

Accessibility & contrast

On white

13.25

#17247D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#17247D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17247D

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17247D	#FFFFFF	#000000	##FFFFFF
##17247D	1.00	13.25	1.59	13.25
#FFFFFF	13.25	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003580

Deuteranopia (green-blind)

#002B7B

Tritanopia (blue-blind)

#003D4D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #17247d;
/* rgb */ color: rgb(23, 36, 125);
/* oklch */ color: oklch(32.0% 0.149 268.9);

Tailwind

colors: {
  custom: {
    50: '#685fa4',
    500: '#17247d',
    950: '#000000',
  },
}

SCSS

$custom: #17247d;
$custom-light: #685fa4;
$custom-dark: #000000;

JSON

{
  "hex": "#17247d",
  "rgb": {
    "r": 23,
    "g": 36,
    "b": 125
  },
  "hsl": {
    "h": 232.353,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.31991,
    "c": 0.14927,
    "h": 268.9
  },
  "luminance": 0.02925
}

Semantic roles & 50–950 ramp

primary

#17247D

secondary

#B2A33E

accent

#D53CEC

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #17247D

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

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