#1B99A6#1B99A6

#1B99A6 is a light, moderate teal. Relative luminance 0.258; OKLCH L 62.6% C 0.102 H 206.0°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#1B99A6
RGB	rgb(27, 153, 166)
HSL	hsl(186, 72%, 38%)
HSV	hsv(186, 84%, 65%)
CMYK	cmyk(83.7%, 7.8%, 0%, 34.9%)
CIE-LAB	lab(57.81, -27.24, -16.04)
CIE-LCH	lch(57.81, 31.61, 210.49°)
OKLab	oklab(62.58% -0.0916 -0.0447)
OKLCH	oklch(62.58% 0.102 206)
XYZ	xyz(18.7231, 25.7663, 40.0556)
Luminance	0.2577 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B99A6 #A6281B

analogous

#1BA66E #1B99A6 #1B53A6

triadic

#1B99A6 #A61B99 #99A61B

tetradic

#1B99A6 #6E1BA6 #A6281B #53A61B

square

#1B99A6 #6E1BA6 #A6281B #53A61B

split-complementary

#1B99A6 #A61B53 #A66E1B

monochromatic

#0A383D #126871 #1B99A6 #24CADB #58D7E4

Accessibility & contrast

On white

3.41

#1B99A6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#1B99A6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B99A6

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B99A6	#FFFFFF	#000000	##000000
##1B99A6	1.00	3.41	6.15	6.15
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B92A7

Deuteranopia (green-blind)

#7985A6

Tritanopia (blue-blind)

#00A09D

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #1b99a6;
/* rgb */ color: rgb(27, 153, 166);
/* oklch */ color: oklch(62.6% 0.102 206.0);

Tailwind

colors: {
  custom: {
    50: '#74b7c0',
    500: '#1b99a6',
    950: '#000000',
  },
}

SCSS

$custom: #1b99a6;
$custom-light: #74b7c0;
$custom-dark: #000000;

JSON

{
  "hex": "#1b99a6",
  "rgb": {
    "r": 27,
    "g": 153,
    "b": 166
  },
  "hsl": {
    "h": 185.612,
    "s": 72.021,
    "l": 37.843
  },
  "oklch": {
    "l": 0.62582,
    "c": 0.10192,
    "h": 206
  },
  "luminance": 0.25769
}

Semantic roles & 50–950 ramp

primary

#1B99A6

secondary

#C76056

accent

#4A39EF

background

#F7FBFB

surface

#EEF6F7

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #1B99A6

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

Preview Lab → · Contrast checker → · Palette generator →