#17858D#17858D

#17858D is a mid, moderate teal. Relative luminance 0.189; OKLCH L 56.4% C 0.091 H 202.7°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#17858D
RGB	rgb(23, 133, 141)
HSL	hsl(184, 72%, 32%)
HSV	hsv(184, 84%, 55%)
CMYK	cmyk(83.7%, 5.7%, 0%, 44.7%)
CIE-LAB	lab(50.54, -25.66, -12.64)
CIE-LCH	lch(50.54, 28.60, 206.22°)
OKLab	oklab(56.39% -0.084 -0.0352)
OKLCH	oklch(56.39% 0.091 202.7)
XYZ	xyz(13.5464, 18.8786, 28.1241)
Luminance	0.1888 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17858D #8D1F17

analogous

#178D5A #17858D #174A8D

triadic

#17858D #8D1785 #858D17

tetradic

#17858D #5A178D #8D1F17 #4A8D17

square

#17858D #5A178D #8D1F17 #4A8D17

split-complementary

#17858D #8D174A #8D5A17

monochromatic

#062224 #0E5358 #17858D #20B7C2 #3FD5E0

Accessibility & contrast

On white

4.40

#17858D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#17858D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #17858D

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17858D	#FFFFFF	#000000	##000000
##17858D	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7F8E

Deuteranopia (green-blind)

#6A738D

Tritanopia (blue-blind)

#008B87

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #17858d;
/* rgb */ color: rgb(23, 133, 141);
/* oklch */ color: oklch(56.4% 0.091 202.7);

Tailwind

colors: {
  custom: {
    50: '#6da9ae',
    500: '#17858d',
    950: '#000000',
  },
}

SCSS

$custom: #17858d;
$custom-light: #6da9ae;
$custom-dark: #000000;

JSON

{
  "hex": "#17858d",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 141
  },
  "hsl": {
    "h": 184.068,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.56386,
    "c": 0.09108,
    "h": 202.7
  },
  "luminance": 0.1888
}

Semantic roles & 50–950 ramp

primary

#17858D

secondary

#C04940

accent

#4539EF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #17858D

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

Preview Lab → · Contrast checker → · Palette generator →