#1B9E9D#1B9E9D

#1B9E9D is a light, moderate teal. Relative luminance 0.271; OKLCH L 63.5% C 0.104 H 194.0°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#1B9E9D
RGB	rgb(27, 158, 157)
HSL	hsl(180, 71%, 36%)
HSV	hsv(180, 83%, 62%)
CMYK	cmyk(82.9%, 0%, 0.6%, 38%)
CIE-LAB	lab(59.08, -32.51, -9.02)
CIE-LCH	lch(59.08, 33.74, 195.50°)
OKLab	oklab(63.51% -0.1005 -0.0251)
OKLCH	oklch(63.51% 0.104 194)
XYZ	xyz(18.7618, 27.1187, 36.1373)
Luminance	0.2712 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9E9D #9E1B1C

analogous

#1B9E5C #1B9E9D #1B5E9E

triadic

#1B9E9D #9D1B9E #9E9D1B

tetradic

#1B9E9D #5C1B9E #9E1B1C #5E9E1B

square

#1B9E9D #5C1B9E #9E1B1C #5E9E1B

split-complementary

#1B9E9D #9E1B5E #9E5C1B

monochromatic

#093535 #126A69 #1B9E9D #24D2D1 #52E1E0

Accessibility & contrast

On white

3.27

#1B9E9D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#1B9E9D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9E9D

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9E9D	#FFFFFF	#000000	##000000
##1B9E9D	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93969D

Deuteranopia (green-blind)

#82899E

Tritanopia (blue-blind)

#00A39D

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #1b9e9d;
/* rgb */ color: rgb(27, 158, 157);
/* oklch */ color: oklch(63.5% 0.104 194.0);

Tailwind

colors: {
  custom: {
    50: '#73bbb9',
    500: '#1b9e9d',
    950: '#000000',
  },
}

SCSS

$custom: #1b9e9d;
$custom-light: #73bbb9;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9e9d",
  "rgb": {
    "r": 27,
    "g": 158,
    "b": 157
  },
  "hsl": {
    "h": 179.542,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.63513,
    "c": 0.10361,
    "h": 194
  },
  "luminance": 0.27121
}

Semantic roles & 50–950 ramp

primary

#1B9E9D

secondary

#C45151

accent

#3A3CEE

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1211

muted

#7C8180

Preview Lab

Preview with #1B9E9D

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

Preview Lab → · Contrast checker → · Palette generator →