#17498D#17498D

#17498D is a dark, vivid cyan. Relative luminance 0.069; OKLCH L 41.3% C 0.125 H 257.5°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#17498D
RGB	rgb(23, 73, 141)
HSL	hsl(215, 72%, 32%)
HSV	hsv(215, 84%, 55%)
CMYK	cmyk(83.7%, 48.2%, 0%, 44.7%)
CIE-LAB	lab(31.51, 10.08, -42.36)
CIE-LCH	lch(31.51, 43.55, 283.39°)
OKLab	oklab(41.25% -0.027 -0.1217)
OKLCH	oklch(41.25% 0.125 257.5)
XYZ	xyz(7.5418, 6.8694, 26.1226)
Luminance	0.0687 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17498D #8D5B17

analogous

#17848D #17498D #20178D

triadic

#17498D #8D1749 #498D17

tetradic

#17498D #8D1784 #8D5B17 #178D20

square

#17498D #8D1784 #8D5B17 #178D20

split-complementary

#17498D #8D2017 #848D17

monochromatic

#061324 #0E2E58 #17498D #2064C2 #3F83E0

Accessibility & contrast

On white

8.85

#17498D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#17498D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17498D

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17498D	#FFFFFF	#000000	##FFFFFF
##17498D	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235090

Deuteranopia (green-blind)

#00458C

Tritanopia (blue-blind)

#005964

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #17498d;
/* rgb */ color: rgb(23, 73, 141);
/* oklch */ color: oklch(41.3% 0.125 257.5);

Tailwind

colors: {
  custom: {
    50: '#697baf',
    500: '#17498d',
    950: '#000000',
  },
}

SCSS

$custom: #17498d;
$custom-light: #697baf;
$custom-dark: #000000;

JSON

{
  "hex": "#17498d",
  "rgb": {
    "r": 23,
    "g": 73,
    "b": 141
  },
  "hsl": {
    "h": 214.576,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41254,
    "c": 0.1247,
    "h": 257.5
  },
  "luminance": 0.0687
}

Semantic roles & 50–950 ramp

primary

#17498D

secondary

#C08A40

accent

#A239EF

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #17498D

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

Preview Lab → · Contrast checker → · Palette generator →