#17515B#17515B

#17515B is a dark, moderate teal. Relative luminance 0.068; OKLCH L 40.3% C 0.060 H 211.3°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#17515B
RGB	rgb(23, 81, 91)
HSL	hsl(189, 60%, 22%)
HSV	hsv(189, 75%, 36%)
CMYK	cmyk(74.7%, 11%, 0%, 64.3%)
CIE-LAB	lab(31.40, -14.69, -11.26)
CIE-LCH	lch(31.40, 18.51, 217.46°)
OKLab	oklab(40.28% -0.0514 -0.0313)
OKLCH	oklch(40.28% 0.06 211.3)
XYZ	xyz(5.1833, 6.8218, 10.9391)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17515B #5B2117

analogous

#175B43 #17515B #172F5B

triadic

#17515B #5B1751 #515B17

tetradic

#17515B #43175B #5B2117 #2F5B17

square

#17515B #43175B #5B2117 #2F5B17

split-complementary

#17515B #5B172F #5B4317

monochromatic

#061618 #0B262A #17515B #237C8C #30A8BD

Accessibility & contrast

On white

8.88

#17515B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#17515B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17515B

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17515B	#FFFFFF	#000000	##FFFFFF
##17515B	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494E5C

Deuteranopia (green-blind)

#3F475B

Tritanopia (blue-blind)

#005554

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #17515b;
/* rgb */ color: rgb(23, 81, 91);
/* oklch */ color: oklch(40.3% 0.060 211.3);

Tailwind

colors: {
  custom: {
    50: '#5f8289',
    500: '#17515b',
    950: '#000000',
  },
}

SCSS

$custom: #17515b;
$custom-light: #5f8289;
$custom-dark: #000000;

JSON

{
  "hex": "#17515b",
  "rgb": {
    "r": 23,
    "g": 81,
    "b": 91
  },
  "hsl": {
    "h": 188.824,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.40285,
    "c": 0.06016,
    "h": 211.3
  },
  "luminance": 0.06822
}

Semantic roles & 50–950 ramp

primary

#17515B

secondary

#92493C

accent

#5C45E3

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #17515B

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

Preview Lab → · Contrast checker → · Palette generator →