#1B8571#1B8571

#1B8571 is a mid, moderate teal. Relative luminance 0.182; OKLCH L 55.5% C 0.096 H 176.3°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#1B8571
RGB	rgb(27, 133, 113)
HSL	hsl(169, 66%, 31%)
HSV	hsv(169, 80%, 52%)
CMYK	cmyk(79.7%, 0%, 15%, 47.8%)
CIE-LAB	lab(49.74, -33.78, 2.55)
CIE-LCH	lch(49.74, 33.88, 175.69°)
OKLab	oklab(55.46% -0.0962 0.0062)
OKLCH	oklch(55.46% 0.096 176.3)
XYZ	xyz(11.8186, 18.1989, 18.5094)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8571 #851B2F

analogous

#1B853C #1B8571 #1B6485

triadic

#1B8571 #711B85 #85711B

tetradic

#1B8571 #3C1B85 #851B2F #64851B

square

#1B8571 #3C1B85 #851B2F #64851B

split-complementary

#1B8571 #851B64 #853C1B

monochromatic

#061F1B #115246 #1B8571 #25B89C #42D9BC

Accessibility & contrast

On white

4.53

#1B8571 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#1B8571 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8571

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8571	#FFFFFF	#000000	##000000
##1B8571	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#807C70

Deuteranopia (green-blind)

#727273

Tritanopia (blue-blind)

#00877F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1b8571;
/* rgb */ color: rgb(27, 133, 113);
/* oklch */ color: oklch(55.5% 0.096 176.3);

Tailwind

colors: {
  custom: {
    50: '#6ba999',
    500: '#1b8571',
    950: '#000000',
  },
}

SCSS

$custom: #1b8571;
$custom-light: #6ba999;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8571",
  "rgb": {
    "r": 27,
    "g": 133,
    "b": 113
  },
  "hsl": {
    "h": 168.679,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.55457,
    "c": 0.09642,
    "h": 176.3
  },
  "luminance": 0.182
}

Semantic roles & 50–950 ramp

primary

#1B8571

secondary

#B8445A

accent

#3F5FE9

background

#F6FAF9

surface

#ECF4F2

border

#C7CECC

text

#08100E

muted

#7A7F7E

Preview Lab

Preview with #1B8571

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

Preview Lab → · Contrast checker → · Palette generator →