#17857B#17857B

#17857B is a mid, moderate teal. Relative luminance 0.184; OKLCH L 55.7% C 0.093 H 185.3°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#17857B
RGB	rgb(23, 133, 123)
HSL	hsl(175, 71%, 31%)
HSV	hsv(175, 83%, 52%)
CMYK	cmyk(82.7%, 0%, 7.5%, 47.8%)
CIE-LAB	lab(49.96, -31.31, -2.98)
CIE-LCH	lch(49.96, 31.45, 185.44°)
OKLab	oklab(55.72% -0.0925 -0.0086)
OKLCH	oklch(55.72% 0.093 185.3)
XYZ	xyz(12.3143, 18.3857, 21.6348)
Luminance	0.1839 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17857B #851721

analogous

#178544 #17857B #175885

triadic

#17857B #7B1785 #857B17

tetradic

#17857B #441785 #851721 #588517

square

#17857B #441785 #851721 #588517

split-complementary

#17857B #851758 #854417

monochromatic

#051D1A #0E514B #17857B #20B9AB #3ADDCE

Accessibility & contrast

On white

4.49

#17857B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#17857B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #17857B

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17857B	#FFFFFF	#000000	##000000
##17857B	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E7D7B

Deuteranopia (green-blind)

#6F727C

Tritanopia (blue-blind)

#008882

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #17857b;
/* rgb */ color: rgb(23, 133, 123);
/* oklch */ color: oklch(55.7% 0.093 185.3);

Tailwind

colors: {
  custom: {
    50: '#6ba9a1',
    500: '#17857b',
    950: '#000000',
  },
}

SCSS

$custom: #17857b;
$custom-light: #6ba9a1;
$custom-dark: #000000;

JSON

{
  "hex": "#17857b",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 123
  },
  "hsl": {
    "h": 174.545,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.55717,
    "c": 0.0929,
    "h": 185.3
  },
  "luminance": 0.18387
}

Semantic roles & 50–950 ramp

primary

#17857B

secondary

#B93F4A

accent

#3B4BED

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #17857B

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

Preview Lab → · Contrast checker → · Palette generator →