#178858#178858

#178858 is a mid, vivid teal. Relative luminance 0.185; OKLCH L 55.5% C 0.121 H 158.8°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#178858
RGB	rgb(23, 136, 88)
HSL	hsl(155, 71%, 31%)
HSV	hsv(155, 83%, 53%)
CMYK	cmyk(83.1%, 0%, 35.3%, 46.7%)
CIE-LAB	lab(50.09, -41.81, 17.46)
CIE-LCH	lch(50.09, 45.31, 157.33°)
OKLab	oklab(55.54% -0.1132 0.044)
OKLCH	oklch(55.54% 0.121 158.8)
XYZ	xyz(10.9178, 18.4937, 12.2249)
Luminance	0.1850 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178858 #881747

analogous

#17881F #178858 #177F88

triadic

#178858 #581788 #885817

tetradic

#178858 #1F1788 #881747 #7F8817

square

#178858 #1F1788 #881747 #7F8817

split-complementary

#178858 #88177F #881F17

monochromatic

#051F14 #0E5436 #178858 #20BC7A #3BDE99

Accessibility & contrast

On white

4.47

#178858 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#178858 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178858

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178858	#FFFFFF	#000000	##000000
##178858	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877D55

Deuteranopia (green-blind)

#79735B

Tritanopia (blue-blind)

#00877C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #178858;
/* rgb */ color: rgb(23, 136, 88);
/* oklch */ color: oklch(55.5% 0.121 158.8);

Tailwind

colors: {
  custom: {
    50: '#6aac87',
    500: '#178858',
    950: '#000000',
  },
}

SCSS

$custom: #178858;
$custom-light: #6aac87;
$custom-dark: #000000;

JSON

{
  "hex": "#178858",
  "rgb": {
    "r": 23,
    "g": 136,
    "b": 88
  },
  "hsl": {
    "h": 154.513,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.55536,
    "c": 0.12148,
    "h": 158.8
  },
  "luminance": 0.18495
}

Semantic roles & 50–950 ramp

primary

#178858

secondary

#BC3F74

accent

#3A86EE

background

#F6FAF8

surface

#ECF4EF

border

#C7CECA

text

#08100B

muted

#7A7F7C

Preview Lab

Preview with #178858

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

Preview Lab → · Contrast checker → · Palette generator →