#1B9AAA#1B9AAA

#1B9AAA is a light, moderate teal. Relative luminance 0.262; OKLCH L 63.0% C 0.103 H 208.4°. Best body text is #000000 at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#1B9AAA
RGB	rgb(27, 154, 170)
HSL	hsl(187, 73%, 39%)
HSV	hsv(187, 84%, 67%)
CMYK	cmyk(84.1%, 9.4%, 0%, 33.3%)
CIE-LAB	lab(58.27, -26.44, -17.62)
CIE-LCH	lch(58.27, 31.77, 213.69°)
OKLab	oklab(63% -0.0909 -0.0491)
OKLCH	oklch(63% 0.103 208.4)
XYZ	xyz(19.2601, 26.2440, 42.0729)
Luminance	0.2625 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9AAA #AA2B1B

analogous

#1BAA72 #1B9AAA #1B52AA

triadic

#1B9AAA #AA1B9A #9AAA1B

tetradic

#1B9AAA #721BAA #AA2B1B #52AA1B

square

#1B9AAA #721BAA #AA2B1B #52AA1B

split-complementary

#1B9AAA #AA1B52 #AA721B

monochromatic

#0A3A40 #136A75 #1B9AAA #26C8DC #5BD5E5

Accessibility & contrast

On white

3.36

#1B9AAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.25

#1B9AAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9AAA

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9AAA	#FFFFFF	#000000	##000000
##1B9AAA	1.00	3.36	6.25	6.25
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.25	21.00	1.00	1.00
##000000	6.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B94AB

Deuteranopia (green-blind)

#7986AA

Tritanopia (blue-blind)

#00A29F

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #1b9aaa;
/* rgb */ color: rgb(27, 154, 170);
/* oklch */ color: oklch(63.0% 0.103 208.4);

Tailwind

colors: {
  custom: {
    50: '#74b8c3',
    500: '#1b9aaa',
    950: '#000000',
  },
}

SCSS

$custom: #1b9aaa;
$custom-light: #74b8c3;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9aaa",
  "rgb": {
    "r": 27,
    "g": 154,
    "b": 170
  },
  "hsl": {
    "h": 186.713,
    "s": 72.589,
    "l": 38.627
  },
  "oklch": {
    "l": 0.62996,
    "c": 0.10329,
    "h": 208.4
  },
  "luminance": 0.26246
}

Semantic roles & 50–950 ramp

primary

#1B9AAA

secondary

#C96558

accent

#4D39EF

background

#F7FBFB

surface

#EEF6F7

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #1B9AAA

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

Preview Lab → · Contrast checker → · Palette generator →