#1BB4AC#1BB4AC

#1BB4AC is a light, moderate teal. Relative luminance 0.359; OKLCH L 69.6% C 0.116 H 189.1°. Best body text is #000000 at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#1BB4AC
RGB	rgb(27, 180, 172)
HSL	hsl(177, 74%, 41%)
HSV	hsv(177, 85%, 71%)
CMYK	cmyk(85%, 0%, 4.4%, 29.4%)
CIE-LAB	lab(66.41, -38.22, -6.53)
CIE-LCH	lch(66.41, 38.78, 189.69°)
OKLab	oklab(69.63% -0.115 -0.0183)
OKLCH	oklch(69.63% 0.116 189.1)
XYZ	xyz(24.2160, 35.8510, 44.6653)
Luminance	0.3585 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1BB4AC #B41B23

analogous

#1BB460 #1BB4AC #1B6FB4

triadic

#1BB4AC #AC1BB4 #B4AC1B

tetradic

#1BB4AC #601BB4 #B41B23 #6FB41B

square

#1BB4AC #601BB4 #B41B23 #6FB41B

split-complementary

#1BB4AC #B41B6F #B4601B

monochromatic

#0B4A46 #137F79 #1BB4AC #2DDFD6 #62E7E0

Accessibility & contrast

On white

2.57

#1BB4AC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.17

#1BB4AC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1BB4AC

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1BB4AC	#FFFFFF	#000000	##000000
##1BB4AC	1.00	2.57	8.17	8.17
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.17	21.00	1.00	1.00
##000000	8.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9AAAC

Deuteranopia (green-blind)

#969BAD

Tritanopia (blue-blind)

#00B9B1

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #1bb4ac;
/* rgb */ color: rgb(27, 180, 172);
/* oklch */ color: oklch(69.6% 0.116 189.1);

Tailwind

colors: {
  custom: {
    50: '#78cbc4',
    500: '#1bb4ac',
    950: '#000000',
  },
}

SCSS

$custom: #1bb4ac;
$custom-light: #78cbc4;
$custom-dark: #000000;

JSON

{
  "hex": "#1bb4ac",
  "rgb": {
    "r": 27,
    "g": 180,
    "b": 172
  },
  "hsl": {
    "h": 176.863,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.69629,
    "c": 0.11645,
    "h": 189.1
  },
  "luminance": 0.35854
}

Semantic roles & 50–950 ramp

primary

#1BB4AC

secondary

#CC5F64

accent

#3741F1

background

#F8FCFC

surface

#EFF8F8

border

#CAD1D1

text

#0B1312

muted

#7C8281

Preview Lab

Preview with #1BB4AC

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

Preview Lab → · Contrast checker → · Palette generator →