#17658D#17658D

#17658D is a mid, moderate cyan. Relative luminance 0.114; OKLCH L 48.1% C 0.096 H 237.0°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#17658D
RGB	rgb(23, 101, 141)
HSL	hsl(200, 72%, 32%)
HSV	hsv(200, 84%, 55%)
CMYK	cmyk(83.7%, 28.4%, 0%, 44.7%)
CIE-LAB	lab(40.26, -7.96, -28.46)
CIE-LCH	lch(40.26, 29.55, 254.37°)
OKLab	oklab(48.12% -0.0522 -0.0805)
OKLCH	oklch(48.12% 0.096 237)
XYZ	xyz(9.8128, 11.4114, 26.8796)
Luminance	0.1141 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17658D #8D3F17

analogous

#178D7A #17658D #172A8D

triadic

#17658D #8D1765 #658D17

tetradic

#17658D #7A178D #8D3F17 #2A8D17

square

#17658D #7A178D #8D3F17 #2A8D17

split-complementary

#17658D #8D172A #8D7A17

monochromatic

#061A24 #0E3F58 #17658D #208BC2 #3FA9E0

Accessibility & contrast

On white

6.40

#17658D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#17658D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17658D

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17658D	#FFFFFF	#000000	##FFFFFF
##17658D	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52658F

Deuteranopia (green-blind)

#425A8C

Tritanopia (blue-blind)

#006F73

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #17658d;
/* rgb */ color: rgb(23, 101, 141);
/* oklch */ color: oklch(48.1% 0.096 237.0);

Tailwind

colors: {
  custom: {
    50: '#6a90ae',
    500: '#17658d',
    950: '#000000',
  },
}

SCSS

$custom: #17658d;
$custom-light: #6a90ae;
$custom-dark: #000000;

JSON

{
  "hex": "#17658d",
  "rgb": {
    "r": 23,
    "g": 101,
    "b": 141
  },
  "hsl": {
    "h": 200.339,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.48122,
    "c": 0.09595,
    "h": 237
  },
  "luminance": 0.11413
}

Semantic roles & 50–950 ramp

primary

#17658D

secondary

#C06B40

accent

#7739EF

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070C10

muted

#7A7D7F

Preview Lab

Preview with #17658D

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

Preview Lab → · Contrast checker → · Palette generator →