#1B9DAA#1B9DAA

#1B9DAA is a light, moderate teal. Relative luminance 0.272; OKLCH L 63.8% C 0.104 H 205.7°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#1B9DAA
RGB	rgb(27, 157, 170)
HSL	hsl(185, 73%, 39%)
HSV	hsv(185, 84%, 67%)
CMYK	cmyk(84.1%, 7.6%, 0%, 33.3%)
CIE-LAB	lab(59.20, -27.94, -16.21)
CIE-LCH	lch(59.20, 32.30, 210.12°)
OKLab	oklab(63.75% -0.0937 -0.0451)
OKLCH	oklch(63.75% 0.104 205.7)
XYZ	xyz(19.7614, 27.2467, 42.2400)
Luminance	0.2725 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9DAA #AA281B

analogous

#1BAA6F #1B9DAA #1B55AA

triadic

#1B9DAA #AA1B9D #9DAA1B

tetradic

#1B9DAA #6F1BAA #AA281B #55AA1B

square

#1B9DAA #6F1BAA #AA281B #55AA1B

split-complementary

#1B9DAA #AA1B55 #AA6F1B

monochromatic

#0A3B40 #136C75 #1B9DAA #26CCDC #5BD8E5

Accessibility & contrast

On white

3.26

#1B9DAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#1B9DAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9DAA

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9DAA	#FFFFFF	#000000	##000000
##1B9DAA	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F96AB

Deuteranopia (green-blind)

#7C89AA

Tritanopia (blue-blind)

#00A4A1

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #1b9daa;
/* rgb */ color: rgb(27, 157, 170);
/* oklch */ color: oklch(63.8% 0.104 205.7);

Tailwind

colors: {
  custom: {
    50: '#75bac3',
    500: '#1b9daa',
    950: '#000000',
  },
}

SCSS

$custom: #1b9daa;
$custom-light: #75bac3;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9daa",
  "rgb": {
    "r": 27,
    "g": 157,
    "b": 170
  },
  "hsl": {
    "h": 185.455,
    "s": 72.589,
    "l": 38.627
  },
  "oklch": {
    "l": 0.63752,
    "c": 0.10405,
    "h": 205.7
  },
  "luminance": 0.27249
}

Semantic roles & 50–950 ramp

primary

#1B9DAA

secondary

#C96258

accent

#4939EF

background

#F7FBFB

surface

#EEF6F7

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #1B9DAA

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

Preview Lab → · Contrast checker → · Palette generator →