#17658F#17658F

#17658F is a mid, moderate cyan. Relative luminance 0.115; OKLCH L 48.2% C 0.098 H 238.3°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#17658F
RGB	rgb(23, 101, 143)
HSL	hsl(201, 72%, 33%)
HSV	hsv(201, 84%, 56%)
CMYK	cmyk(83.9%, 29.4%, 0%, 43.9%)
CIE-LAB	lab(40.36, -7.19, -29.50)
CIE-LCH	lch(40.36, 30.37, 256.30°)
OKLab	oklab(48.23% -0.0515 -0.0835)
OKLCH	oklch(48.23% 0.098 238.3)
XYZ	xyz(9.9630, 11.4714, 27.6704)
Luminance	0.1147 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17658F #8F4117

analogous

#178F7D #17658F #17298F

triadic

#17658F #8F1765 #658F17

tetradic

#17658F #7D178F #8F4117 #298F17

square

#17658F #7D178F #8F4117 #298F17

split-complementary

#17658F #8F1729 #8F7D17

monochromatic

#061B26 #0F405A #17658F #1F8AC4 #40A8E0

Accessibility & contrast

On white

6.37

#17658F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#17658F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17658F

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17658F	#FFFFFF	#000000	##FFFFFF
##17658F	1.00	6.37	3.29	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#516591

Deuteranopia (green-blind)

#415A8E

Tritanopia (blue-blind)

#007074

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #17658f;
/* rgb */ color: rgb(23, 101, 143);
/* oklch */ color: oklch(48.2% 0.098 238.3);

Tailwind

colors: {
  custom: {
    50: '#6a90b0',
    500: '#17658f',
    950: '#000000',
  },
}

SCSS

$custom: #17658f;
$custom-light: #6a90b0;
$custom-dark: #000000;

JSON

{
  "hex": "#17658f",
  "rgb": {
    "r": 23,
    "g": 101,
    "b": 143
  },
  "hsl": {
    "h": 201,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.48233,
    "c": 0.09814,
    "h": 238.3
  },
  "luminance": 0.11473
}

Semantic roles & 50–950 ramp

primary

#17658F

secondary

#C16E41

accent

#7939EF

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #17658F

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

Preview Lab → · Contrast checker → · Palette generator →