#1B8570#1B8570

#1B8570 is a mid, moderate teal. Relative luminance 0.182; OKLCH L 55.4% C 0.097 H 175.5°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#1B8570
RGB	rgb(27, 133, 112)
HSL	hsl(168, 66%, 31%)
HSV	hsv(168, 80%, 52%)
CMYK	cmyk(79.7%, 0%, 15.8%, 47.8%)
CIE-LAB	lab(49.71, -34.06, 3.09)
CIE-LCH	lch(49.71, 34.20, 174.81°)
OKLab	oklab(55.43% -0.0967 0.0077)
OKLCH	oklch(55.43% 0.097 175.5)
XYZ	xyz(11.7626, 18.1765, 18.2146)
Luminance	0.1818 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8570 #851B30

analogous

#1B853B #1B8570 #1B6585

triadic

#1B8570 #701B85 #85701B

tetradic

#1B8570 #3B1B85 #851B30 #65851B

square

#1B8570 #3B1B85 #851B30 #65851B

split-complementary

#1B8570 #851B65 #853B1B

monochromatic

#061F1A #115245 #1B8570 #25B89B #42D9BB

Accessibility & contrast

On white

4.53

#1B8570 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#1B8570 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8570

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8570	#FFFFFF	#000000	##000000
##1B8570	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)

#807C6F

Deuteranopia (green-blind)

#727272

Tritanopia (blue-blind)

#00877F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1b8570;
/* rgb */ color: rgb(27, 133, 112);
/* oklch */ color: oklch(55.4% 0.097 175.5);

Tailwind

colors: {
  custom: {
    50: '#6ba999',
    500: '#1b8570',
    950: '#000000',
  },
}

SCSS

$custom: #1b8570;
$custom-light: #6ba999;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8570",
  "rgb": {
    "r": 27,
    "g": 133,
    "b": 112
  },
  "hsl": {
    "h": 168.113,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.55425,
    "c": 0.09702,
    "h": 175.5
  },
  "luminance": 0.18178
}

Semantic roles & 50–950 ramp

primary

#1B8570

secondary

#B8445B

accent

#3F60E9

background

#F6FAF9

surface

#ECF4F2

border

#C7CECC

text

#08100D

muted

#7A7F7E

Preview Lab

Preview with #1B8570

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

Preview Lab → · Contrast checker → · Palette generator →