#17508F#17508F

#17508F is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 43.1% C 0.119 H 254.2°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#17508F
RGB	rgb(23, 80, 143)
HSL	hsl(212, 72%, 33%)
HSV	hsv(212, 84%, 56%)
CMYK	cmyk(83.9%, 44.1%, 0%, 43.9%)
CIE-LAB	lab(33.78, 6.18, -39.94)
CIE-LCH	lch(33.78, 40.42, 278.80°)
OKLab	oklab(43.05% -0.0324 -0.1145)
OKLCH	oklch(43.05% 0.119 254.2)
XYZ	xyz(8.1781, 7.9016, 27.0754)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17508F #8F5617

analogous

#178C8F #17508F #1A178F

triadic

#17508F #8F1750 #508F17

tetradic

#17508F #8F178C #8F5617 #178F1A

square

#17508F #8F178C #8F5617 #178F1A

split-complementary

#17508F #8F1A17 #8C8F17

monochromatic

#061526 #0F335A #17508F #1F6DC4 #408CE0

Accessibility & contrast

On white

8.14

#17508F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#17508F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17508F

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17508F	#FFFFFF	#000000	##FFFFFF
##17508F	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305591

Deuteranopia (green-blind)

#194A8E

Tritanopia (blue-blind)

#005F68

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #17508f;
/* rgb */ color: rgb(23, 80, 143);
/* oklch */ color: oklch(43.1% 0.119 254.2);

Tailwind

colors: {
  custom: {
    50: '#6a80b0',
    500: '#17508f',
    950: '#000000',
  },
}

SCSS

$custom: #17508f;
$custom-light: #6a80b0;
$custom-dark: #000000;

JSON

{
  "hex": "#17508f",
  "rgb": {
    "r": 23,
    "g": 80,
    "b": 143
  },
  "hsl": {
    "h": 211.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.43053,
    "c": 0.11898,
    "h": 254.2
  },
  "luminance": 0.07903
}

Semantic roles & 50–950 ramp

primary

#17508F

secondary

#C18441

accent

#9839EF

background

#F6F7FA

surface

#ECEEF5

border

#C7C9CF

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #17508F

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

Preview Lab → · Contrast checker → · Palette generator →