#17583B#17583B

#17583B is a dark, moderate teal. Relative luminance 0.075; OKLCH L 41.2% C 0.081 H 159.8°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#17583B
RGB	rgb(23, 88, 59)
HSL	hsl(153, 59%, 22%)
HSV	hsv(153, 74%, 35%)
CMYK	cmyk(73.9%, 0%, 33%, 65.5%)
CIE-LAB	lab(32.87, -28.01, 11.07)
CIE-LCH	lch(32.87, 30.12, 158.44°)
OKLab	oklab(41.16% -0.0763 0.0281)
OKLCH	oklch(41.16% 0.081 159.8)
XYZ	xyz(4.6320, 7.4769, 5.3359)
Luminance	0.0748 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17583B #581734

analogous

#17581B #17583B #175558

triadic

#17583B #3B1758 #583B17

tetradic

#17583B #1B1758 #581734 #555817

square

#17583B #1B1758 #581734 #555817

split-complementary

#17583B #581755 #581B17

monochromatic

#061810 #0A271A #17583B #24895C #30B97C

Accessibility & contrast

On white

8.42

#17583B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#17583B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17583B

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17583B	#FFFFFF	#000000	##FFFFFF
##17583B	1.00	8.42	2.50	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575139

Deuteranopia (green-blind)

#4E4B3D

Tritanopia (blue-blind)

#005850

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #17583b;
/* rgb */ color: rgb(23, 88, 59);
/* oklch */ color: oklch(41.2% 0.081 159.8);

Tailwind

colors: {
  custom: {
    50: '#5e8871',
    500: '#17583b',
    950: '#000000',
  },
}

SCSS

$custom: #17583b;
$custom-light: #5e8871;
$custom-dark: #000000;

JSON

{
  "hex": "#17583b",
  "rgb": {
    "r": 23,
    "g": 88,
    "b": 59
  },
  "hsl": {
    "h": 153.231,
    "s": 58.559,
    "l": 21.765
  },
  "oklch": {
    "l": 0.41155,
    "c": 0.08134,
    "h": 159.8
  },
  "luminance": 0.07477
}

Semantic roles & 50–950 ramp

primary

#17583B

secondary

#8F3C61

accent

#468CE2

background

#F5F8F6

surface

#E9F0EC

border

#C5CBC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #17583B

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

Preview Lab → · Contrast checker → · Palette generator →