#17548F#17548F

#17548F is a dark, moderate cyan. Relative luminance 0.085; OKLCH L 44.0% C 0.114 H 251.7°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#17548F
RGB	rgb(23, 84, 143)
HSL	hsl(210, 72%, 33%)
HSV	hsv(210, 84%, 56%)
CMYK	cmyk(83.9%, 41.3%, 0%, 43.9%)
CIE-LAB	lab(35.01, 3.53, -37.97)
CIE-LCH	lch(35.01, 38.13, 275.32°)
OKLab	oklab(44.02% -0.0359 -0.1086)
OKLCH	oklch(44.02% 0.114 251.7)
XYZ	xyz(8.4797, 8.5049, 27.1760)
Luminance	0.0851 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17548F #8F5217

analogous

#178F8E #17548F #17188F

triadic

#17548F #8F1754 #548F17

tetradic

#17548F #8E178F #8F5217 #188F17

square

#17548F #8E178F #8F5217 #188F17

split-complementary

#17548F #8F1718 #8F8E17

monochromatic

#061626 #0F355A #17548F #1F73C4 #4092E0

Accessibility & contrast

On white

7.77

#17548F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#17548F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17548F

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17548F	#FFFFFF	#000000	##FFFFFF
##17548F	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375891

Deuteranopia (green-blind)

#234D8E

Tritanopia (blue-blind)

#00626A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #17548f;
/* rgb */ color: rgb(23, 84, 143);
/* oklch */ color: oklch(44.0% 0.114 251.7);

Tailwind

colors: {
  custom: {
    50: '#6a83b0',
    500: '#17548f',
    950: '#000000',
  },
}

SCSS

$custom: #17548f;
$custom-light: #6a83b0;
$custom-dark: #000000;

JSON

{
  "hex": "#17548f",
  "rgb": {
    "r": 23,
    "g": 84,
    "b": 143
  },
  "hsl": {
    "h": 209.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.44016,
    "c": 0.11435,
    "h": 251.7
  },
  "luminance": 0.08506
}

Semantic roles & 50–950 ramp

primary

#17548F

secondary

#C18041

accent

#9239EF

background

#F6F8FA

surface

#ECEFF5

border

#C7CACF

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #17548F

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

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