#1BB4B2#1BB4B2

#1BB4B2 is a light, moderate teal. Relative luminance 0.361; OKLCH L 69.8% C 0.115 H 193.4°. Best body text is #000000 at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#1BB4B2
RGB	rgb(27, 180, 178)
HSL	hsl(179, 74%, 41%)
HSV	hsv(179, 85%, 71%)
CMYK	cmyk(85%, 0%, 1.1%, 29.4%)
CIE-LAB	lab(66.59, -36.45, -9.58)
CIE-LCH	lch(66.59, 37.69, 194.73°)
OKLab	oklab(69.84% -0.1123 -0.0267)
OKLCH	oklch(69.84% 0.115 193.4)
XYZ	xyz(24.8053, 36.0867, 47.7689)
Luminance	0.3609 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1BB4B2 #B41B1D

analogous

#1BB466 #1BB4B2 #1B69B4

triadic

#1BB4B2 #B21BB4 #B4B21B

tetradic

#1BB4B2 #661BB4 #B41B1D #69B41B

square

#1BB4B2 #661BB4 #B41B1D #69B41B

split-complementary

#1BB4B2 #B41B69 #B4661B

monochromatic

#0B4A49 #137F7D #1BB4B2 #2DDFDD #62E7E6

Accessibility & contrast

On white

2.56

#1BB4B2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.22

#1BB4B2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1BB4B2

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1BB4B2	#FFFFFF	#000000	##000000
##1BB4B2	1.00	2.56	8.22	8.22
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.22	21.00	1.00	1.00
##000000	8.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8AAB2

Deuteranopia (green-blind)

#949CB3

Tritanopia (blue-blind)

#00BAB3

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #1bb4b2;
/* rgb */ color: rgb(27, 180, 178);
/* oklch */ color: oklch(69.8% 0.115 193.4);

Tailwind

colors: {
  custom: {
    50: '#79cbc9',
    500: '#1bb4b2',
    950: '#000000',
  },
}

SCSS

$custom: #1bb4b2;
$custom-light: #79cbc9;
$custom-dark: #000000;

JSON

{
  "hex": "#1bb4b2",
  "rgb": {
    "r": 27,
    "g": 180,
    "b": 178
  },
  "hsl": {
    "h": 179.216,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.69836,
    "c": 0.11541,
    "h": 193.4
  },
  "luminance": 0.3609
}

Semantic roles & 50–950 ramp

primary

#1BB4B2

secondary

#CC5F60

accent

#373AF1

background

#F8FCFC

surface

#EFF8F8

border

#CAD1D1

text

#0B1313

muted

#7C8282

Preview Lab

Preview with #1BB4B2

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

Preview Lab → · Contrast checker → · Palette generator →