#17548D#17548D

#17548D is a dark, moderate cyan. Relative luminance 0.084; OKLCH L 43.9% C 0.112 H 251.0°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#17548D
RGB	rgb(23, 84, 141)
HSL	hsl(209, 72%, 32%)
HSV	hsv(209, 84%, 55%)
CMYK	cmyk(83.7%, 40.4%, 0%, 44.7%)
CIE-LAB	lab(34.89, 2.73, -36.94)
CIE-LCH	lch(34.89, 37.04, 274.22°)
OKLab	oklab(43.88% -0.0364 -0.1056)
OKLCH	oklch(43.88% 0.112 251)
XYZ	xyz(8.3296, 8.4449, 26.3852)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17548D #8D5017

analogous

#178D8B #17548D #17198D

triadic

#17548D #8D1754 #548D17

tetradic

#17548D #8B178D #8D5017 #198D17

square

#17548D #8B178D #8D5017 #198D17

split-complementary

#17548D #8D1719 #8D8B17

monochromatic

#061524 #0E3558 #17548D #2073C2 #3F92E0

Accessibility & contrast

On white

7.81

#17548D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#17548D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17548D

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17548D	#FFFFFF	#000000	##FFFFFF
##17548D	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38588F

Deuteranopia (green-blind)

#254D8C

Tritanopia (blue-blind)

#006269

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #17548d;
/* rgb */ color: rgb(23, 84, 141);
/* oklch */ color: oklch(43.9% 0.112 251.0);

Tailwind

colors: {
  custom: {
    50: '#6983af',
    500: '#17548d',
    950: '#000000',
  },
}

SCSS

$custom: #17548d;
$custom-light: #6983af;
$custom-dark: #000000;

JSON

{
  "hex": "#17548d",
  "rgb": {
    "r": 23,
    "g": 84,
    "b": 141
  },
  "hsl": {
    "h": 208.983,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.43883,
    "c": 0.11167,
    "h": 251
  },
  "luminance": 0.08446
}

Semantic roles & 50–950 ramp

primary

#17548D

secondary

#C07E40

accent

#9139EF

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #17548D

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

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