#1B837D#1B837D

#1B837D is a mid, moderate teal. Relative luminance 0.179; OKLCH L 55.3% C 0.089 H 188.9°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#1B837D
RGB	rgb(27, 131, 125)
HSL	hsl(177, 66%, 31%)
HSV	hsv(177, 79%, 51%)
CMYK	cmyk(79.4%, 0%, 4.6%, 48.6%)
CIE-LAB	lab(49.43, -29.33, -4.93)
CIE-LCH	lch(49.43, 29.75, 189.54°)
OKLab	oklab(55.32% -0.0882 -0.0138)
OKLCH	oklch(55.32% 0.089 188.9)
XYZ	xyz(12.2682, 17.9448, 22.2152)
Luminance	0.1795 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B837D #831B21

analogous

#1B8349 #1B837D #1B5583

triadic

#1B837D #7D1B83 #837D1B

tetradic

#1B837D #491B83 #831B21 #55831B

square

#1B837D #491B83 #831B21 #55831B

split-complementary

#1B837D #831B55 #83491B

monochromatic

#061E1C #11504D #1B837D #25B6AD #41D8CF

Accessibility & contrast

On white

4.58

#1B837D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#1B837D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B837D

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B837D	#FFFFFF	#000000	##000000
##1B837D	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7C7D

Deuteranopia (green-blind)

#6D717E

Tritanopia (blue-blind)

#008781

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #1b837d;
/* rgb */ color: rgb(27, 131, 125);
/* oklch */ color: oklch(55.3% 0.089 188.9);

Tailwind

colors: {
  custom: {
    50: '#6ca7a2',
    500: '#1b837d',
    950: '#000000',
  },
}

SCSS

$custom: #1b837d;
$custom-light: #6ca7a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1b837d",
  "rgb": {
    "r": 27,
    "g": 131,
    "b": 125
  },
  "hsl": {
    "h": 176.538,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.55321,
    "c": 0.08929,
    "h": 188.9
  },
  "luminance": 0.17946
}

Semantic roles & 50–950 ramp

primary

#1B837D

secondary

#B6434A

accent

#3F49E9

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0F

muted

#7B7F7E

Preview Lab

Preview with #1B837D

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

Preview Lab → · Contrast checker → · Palette generator →