#1B9FA9#1B9FA9

#1B9FA9 is a light, moderate teal. Relative luminance 0.279; OKLCH L 64.2% C 0.105 H 203.1°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#1B9FA9
RGB	rgb(27, 159, 169)
HSL	hsl(184, 72%, 38%)
HSV	hsv(184, 84%, 66%)
CMYK	cmyk(84%, 5.9%, 0%, 33.7%)
CIE-LAB	lab(59.79, -29.25, -14.75)
CIE-LCH	lch(59.79, 32.76, 206.76°)
OKLab	oklab(64.22% -0.0961 -0.041)
OKLCH	oklch(64.22% 0.105 203.1)
XYZ	xyz(20.0083, 27.8913, 41.8574)
Luminance	0.2789 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9FA9 #A9251B

analogous

#1BA96C #1B9FA9 #1B58A9

triadic

#1B9FA9 #A91B9F #9FA91B

tetradic

#1B9FA9 #6C1BA9 #A9251B #58A91B

square

#1B9FA9 #6C1BA9 #A9251B #58A91B

split-complementary

#1B9FA9 #A91B58 #A96C1B

monochromatic

#0A3C3F #136D74 #1B9FA9 #25CFDC #5ADBE5

Accessibility & contrast

On white

3.19

#1B9FA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#1B9FA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9FA9

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9FA9	#FFFFFF	#000000	##000000
##1B9FA9	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9298AA

Deuteranopia (green-blind)

#7F8AA9

Tritanopia (blue-blind)

#00A6A2

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #1b9fa9;
/* rgb */ color: rgb(27, 159, 169);
/* oklch */ color: oklch(64.2% 0.105 203.1);

Tailwind

colors: {
  custom: {
    50: '#75bcc2',
    500: '#1b9fa9',
    950: '#000000',
  },
}

SCSS

$custom: #1b9fa9;
$custom-light: #75bcc2;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9fa9",
  "rgb": {
    "r": 27,
    "g": 159,
    "b": 169
  },
  "hsl": {
    "h": 184.225,
    "s": 72.449,
    "l": 38.431
  },
  "oklch": {
    "l": 0.64217,
    "c": 0.10451,
    "h": 203.1
  },
  "luminance": 0.27894
}

Semantic roles & 50–950 ramp

primary

#1B9FA9

secondary

#C85F58

accent

#4539EF

background

#F7FBFB

surface

#EEF6F7

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #1B9FA9

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

Preview Lab → · Contrast checker → · Palette generator →