#1B857E#1B857E

#1B857E is a mid, moderate teal. Relative luminance 0.185; OKLCH L 55.9% C 0.091 H 188.0°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#1B857E
RGB	rgb(27, 133, 126)
HSL	hsl(176, 66%, 31%)
HSV	hsv(176, 80%, 52%)
CMYK	cmyk(79.7%, 0%, 5.3%, 47.8%)
CIE-LAB	lab(50.11, -30.00, -4.51)
CIE-LCH	lch(50.11, 30.33, 188.54°)
OKLab	oklab(55.89% -0.0898 -0.0127)
OKLCH	oklch(55.89% 0.091 188)
XYZ	xyz(12.6036, 18.5129, 22.6437)
Luminance	0.1851 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B857E #851B22

analogous

#1B8549 #1B857E #1B5785

triadic

#1B857E #7E1B85 #857E1B

tetradic

#1B857E #491B85 #851B22 #57851B

square

#1B857E #491B85 #851B22 #57851B

split-complementary

#1B857E #851B57 #85491B

monochromatic

#061F1E #11524E #1B857E #25B8AE #42D9CF

Accessibility & contrast

On white

4.47

#1B857E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#1B857E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B857E

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B857E	#FFFFFF	#000000	##000000
##1B857E	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)

#7D7D7E

Deuteranopia (green-blind)

#6F737F

Tritanopia (blue-blind)

#008983

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #1b857e;
/* rgb */ color: rgb(27, 133, 126);
/* oklch */ color: oklch(55.9% 0.091 188.0);

Tailwind

colors: {
  custom: {
    50: '#6ca9a3',
    500: '#1b857e',
    950: '#000000',
  },
}

SCSS

$custom: #1b857e;
$custom-light: #6ca9a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1b857e",
  "rgb": {
    "r": 27,
    "g": 133,
    "b": 126
  },
  "hsl": {
    "h": 176.038,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.55888,
    "c": 0.09071,
    "h": 188
  },
  "luminance": 0.18514
}

Semantic roles & 50–950 ramp

primary

#1B857E

secondary

#B8444B

accent

#3F4AE9

background

#F7FAFA

surface

#EDF4F3

border

#C8CECD

text

#08100F

muted

#7B7F7F

Preview Lab

Preview with #1B857E

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

Preview Lab → · Contrast checker → · Palette generator →