#17598D#17598D

#17598D is a mid, moderate cyan. Relative luminance 0.092; OKLCH L 45.1% C 0.106 H 247.4°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#17598D
RGB	rgb(23, 89, 141)
HSL	hsl(206, 72%, 32%)
HSV	hsv(206, 84%, 55%)
CMYK	cmyk(83.7%, 36.9%, 0%, 44.7%)
CIE-LAB	lab(36.46, -0.51, -34.45)
CIE-LCH	lch(36.46, 34.46, 269.15°)
OKLab	oklab(45.11% -0.0409 -0.0982)
OKLCH	oklch(45.11% 0.106 247.4)
XYZ	xyz(8.7316, 9.2489, 26.5192)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17598D #8D4B17

analogous

#178D86 #17598D #171E8D

triadic

#17598D #8D1759 #598D17

tetradic

#17598D #86178D #8D4B17 #1E8D17

square

#17598D #86178D #8D4B17 #1E8D17

split-complementary

#17598D #8D171E #8D8617

monochromatic

#061724 #0E3858 #17598D #207AC2 #3F99E0

Accessibility & contrast

On white

7.37

#17598D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#17598D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17598D

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17598D	#FFFFFF	#000000	##FFFFFF
##17598D	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405C8F

Deuteranopia (green-blind)

#2F518C

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #17598d;
/* rgb */ color: rgb(23, 89, 141);
/* oklch */ color: oklch(45.1% 0.106 247.4);

Tailwind

colors: {
  custom: {
    50: '#6987ae',
    500: '#17598d',
    950: '#000000',
  },
}

SCSS

$custom: #17598d;
$custom-light: #6987ae;
$custom-dark: #000000;

JSON

{
  "hex": "#17598d",
  "rgb": {
    "r": 23,
    "g": 89,
    "b": 141
  },
  "hsl": {
    "h": 206.441,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.45112,
    "c": 0.10635,
    "h": 247.4
  },
  "luminance": 0.0925
}

Semantic roles & 50–950 ramp

primary

#17598D

secondary

#C07840

accent

#8939EF

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #17598D

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

Preview Lab → · Contrast checker → · Palette generator →