#17535B#17535B

#17535B is a dark, moderate teal. Relative luminance 0.071; OKLCH L 40.8% C 0.061 H 207.8°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#17535B
RGB	rgb(23, 83, 91)
HSL	hsl(187, 60%, 22%)
HSV	hsv(187, 75%, 36%)
CMYK	cmyk(74.7%, 8.8%, 0%, 64.3%)
CIE-LAB	lab(32.09, -15.84, -10.21)
CIE-LCH	lch(32.09, 18.84, 212.81°)
OKLab	oklab(40.84% -0.0537 -0.0284)
OKLCH	oklch(40.84% 0.061 207.8)
XYZ	xyz(5.3341, 7.1234, 10.9893)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17535B #5B1F17

analogous

#175B41 #17535B #17315B

triadic

#17535B #5B1753 #535B17

tetradic

#17535B #41175B #5B1F17 #315B17

square

#17535B #41175B #5B1F17 #315B17

split-complementary

#17535B #5B1731 #5B4117

monochromatic

#061618 #0B262A #17535B #23808C #30ACBD

Accessibility & contrast

On white

8.66

#17535B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#17535B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17535B

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17535B	#FFFFFF	#000000	##FFFFFF
##17535B	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B505C

Deuteranopia (green-blind)

#42485B

Tritanopia (blue-blind)

#005755

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #17535b;
/* rgb */ color: rgb(23, 83, 91);
/* oklch */ color: oklch(40.8% 0.061 207.8);

Tailwind

colors: {
  custom: {
    50: '#5f8389',
    500: '#17535b',
    950: '#000000',
  },
}

SCSS

$custom: #17535b;
$custom-light: #5f8389;
$custom-dark: #000000;

JSON

{
  "hex": "#17535b",
  "rgb": {
    "r": 23,
    "g": 83,
    "b": 91
  },
  "hsl": {
    "h": 187.059,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.40841,
    "c": 0.06073,
    "h": 207.8
  },
  "luminance": 0.07124
}

Semantic roles & 50–950 ramp

primary

#17535B

secondary

#92463C

accent

#5845E3

background

#F5F8F8

surface

#EAEFF0

border

#C6CACB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #17535B

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

Preview Lab → · Contrast checker → · Palette generator →