#1B9EA0#1B9EA0

#1B9EA0 is a light, moderate teal. Relative luminance 0.272; OKLCH L 63.6% C 0.103 H 196.5°. Best body text is #000000 at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#1B9EA0
RGB	rgb(27, 158, 160)
HSL	hsl(181, 71%, 37%)
HSV	hsv(181, 83%, 63%)
CMYK	cmyk(83.1%, 1.2%, 0%, 37.3%)
CIE-LAB	lab(59.18, -31.59, -10.57)
CIE-LCH	lch(59.18, 33.31, 198.51°)
OKLab	oklab(63.62% -0.0991 -0.0294)
OKLCH	oklch(63.62% 0.103 196.5)
XYZ	xyz(19.0211, 27.2224, 37.5028)
Luminance	0.2722 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9EA0 #A01D1B

analogous

#1BA060 #1B9EA0 #1B5CA0

triadic

#1B9EA0 #A01B9E #9EA01B

tetradic

#1B9EA0 #601BA0 #A01D1B #5CA01B

square

#1B9EA0 #601BA0 #A01D1B #5CA01B

split-complementary

#1B9EA0 #A01B5C #A0601B

monochromatic

#093737 #126A6C #1B9EA0 #24D2D4 #53E0E2

Accessibility & contrast

On white

3.26

#1B9EA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.44

#1B9EA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9EA0

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9EA0	#FFFFFF	#000000	##000000
##1B9EA0	1.00	3.26	6.44	6.44
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.44	21.00	1.00	1.00
##000000	6.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9296A0

Deuteranopia (green-blind)

#8189A1

Tritanopia (blue-blind)

#00A49E

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #1b9ea0;
/* rgb */ color: rgb(27, 158, 160);
/* oklch */ color: oklch(63.6% 0.103 196.5);

Tailwind

colors: {
  custom: {
    50: '#74bbbc',
    500: '#1b9ea0',
    950: '#000000',
  },
}

SCSS

$custom: #1b9ea0;
$custom-light: #74bbbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9ea0",
  "rgb": {
    "r": 27,
    "g": 158,
    "b": 160
  },
  "hsl": {
    "h": 180.902,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.63622,
    "c": 0.10342,
    "h": 196.5
  },
  "luminance": 0.27225
}

Semantic roles & 50–950 ramp

primary

#1B9EA0

secondary

#C55452

accent

#3D3AEE

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #1B9EA0

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

Preview Lab → · Contrast checker → · Palette generator →