#17858C#17858C

#17858C is a mid, moderate teal. Relative luminance 0.189; OKLCH L 56.3% C 0.091 H 201.7°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#17858C
RGB	rgb(23, 133, 140)
HSL	hsl(184, 72%, 32%)
HSV	hsv(184, 84%, 55%)
CMYK	cmyk(83.6%, 5%, 0%, 45.1%)
CIE-LAB	lab(50.51, -25.98, -12.11)
CIE-LCH	lch(50.51, 28.66, 204.98°)
OKLab	oklab(56.35% -0.0845 -0.0337)
OKLCH	oklch(56.35% 0.091 201.7)
XYZ	xyz(13.4724, 18.8490, 27.7340)
Luminance	0.1885 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17858C #8C1E17

analogous

#178C59 #17858C #174B8C

triadic

#17858C #8C1785 #858C17

tetradic

#17858C #59178C #8C1E17 #4B8C17

square

#17858C #59178C #8C1E17 #4B8C17

split-complementary

#17858C #8C174B #8C5917

monochromatic

#062123 #0E5357 #17858C #20B7C1 #3ED6DF

Accessibility & contrast

On white

4.40

#17858C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#17858C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #17858C

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17858C	#FFFFFF	#000000	##000000
##17858C	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7F8D

Deuteranopia (green-blind)

#6A738C

Tritanopia (blue-blind)

#008B87

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #17858c;
/* rgb */ color: rgb(23, 133, 140);
/* oklch */ color: oklch(56.3% 0.091 201.7);

Tailwind

colors: {
  custom: {
    50: '#6da9ad',
    500: '#17858c',
    950: '#000000',
  },
}

SCSS

$custom: #17858c;
$custom-light: #6da9ad;
$custom-dark: #000000;

JSON

{
  "hex": "#17858c",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 140
  },
  "hsl": {
    "h": 183.59,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.56346,
    "c": 0.09093,
    "h": 201.7
  },
  "luminance": 0.18851
}

Semantic roles & 50–950 ramp

primary

#17858C

secondary

#BF473F

accent

#4439EF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #17858C

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

Preview Lab → · Contrast checker → · Palette generator →