#17508E#17508E

#17508E is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 43.0% C 0.118 H 253.9°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#17508E
RGB	rgb(23, 80, 142)
HSL	hsl(211, 72%, 32%)
HSV	hsv(211, 84%, 56%)
CMYK	cmyk(83.8%, 43.7%, 0%, 44.3%)
CIE-LAB	lab(33.71, 5.77, -39.44)
CIE-LCH	lch(33.71, 39.86, 278.33°)
OKLab	oklab(42.98% -0.0326 -0.113)
OKLCH	oklch(42.98% 0.118 253.9)
XYZ	xyz(8.1027, 7.8715, 26.6782)
Luminance	0.0787 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17508E #8E5517

analogous

#178B8E #17508E #1A178E

triadic

#17508E #8E1750 #508E17

tetradic

#17508E #8E178B #8E5517 #178E1A

square

#17508E #8E178B #8E5517 #178E1A

split-complementary

#17508E #8E1A17 #8B8E17

monochromatic

#061525 #0E3259 #17508E #206EC3 #3F8CE0

Accessibility & contrast

On white

8.16

#17508E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#17508E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17508E

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17508E	#FFFFFF	#000000	##FFFFFF
##17508E	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315590

Deuteranopia (green-blind)

#1A4A8D

Tritanopia (blue-blind)

#005F68

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #17508e;
/* rgb */ color: rgb(23, 80, 142);
/* oklch */ color: oklch(43.0% 0.118 253.9);

Tailwind

colors: {
  custom: {
    50: '#6980af',
    500: '#17508e',
    950: '#000000',
  },
}

SCSS

$custom: #17508e;
$custom-light: #6980af;
$custom-dark: #000000;

JSON

{
  "hex": "#17508e",
  "rgb": {
    "r": 23,
    "g": 80,
    "b": 142
  },
  "hsl": {
    "h": 211.261,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.42983,
    "c": 0.11759,
    "h": 253.9
  },
  "luminance": 0.07872
}

Semantic roles & 50–950 ramp

primary

#17508E

secondary

#C08340

accent

#9839EF

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #17508E

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

Preview Lab → · Contrast checker → · Palette generator →