#1B7181#1B7181

#1B7181 is a mid, moderate teal. Relative luminance 0.136; OKLCH L 50.7% C 0.081 H 213.3°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#1B7181
RGB	rgb(27, 113, 129)
HSL	hsl(189, 65%, 31%)
HSV	hsv(189, 79%, 51%)
CMYK	cmyk(79.1%, 12.4%, 0%, 49.4%)
CIE-LAB	lab(43.69, -18.78, -15.93)
CIE-LCH	lch(43.69, 24.63, 220.31°)
OKLab	oklab(50.72% -0.0675 -0.0444)
OKLCH	oklch(50.72% 0.081 213.3)
XYZ	xyz(10.3179, 13.6270, 22.8511)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7181 #812B1B

analogous

#1B815E #1B7181 #1B3E81

triadic

#1B7181 #811B71 #71811B

tetradic

#1B7181 #5E1B81 #812B1B #3E811B

square

#1B7181 #5E1B81 #812B1B #3E811B

split-complementary

#1B7181 #811B3E #815E1B

monochromatic

#06181C #10454E #1B7181 #269DB4 #3FBFD7

Accessibility & contrast

On white

5.64

#1B7181 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#1B7181 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7181

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7181	#FFFFFF	#000000	##FFFFFF
##1B7181	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#656D82

Deuteranopia (green-blind)

#576381

Tritanopia (blue-blind)

#007776

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #1b7181;
/* rgb */ color: rgb(27, 113, 129);
/* oklch */ color: oklch(50.7% 0.081 213.3);

Tailwind

colors: {
  custom: {
    50: '#6a9aa5',
    500: '#1b7181',
    950: '#000000',
  },
}

SCSS

$custom: #1b7181;
$custom-light: #6a9aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7181",
  "rgb": {
    "r": 27,
    "g": 113,
    "b": 129
  },
  "hsl": {
    "h": 189.412,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.50718,
    "c": 0.08082,
    "h": 213.3
  },
  "luminance": 0.13628
}

Semantic roles & 50–950 ramp

primary

#1B7181

secondary

#B55543

accent

#5A3FE8

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#070E0F

muted

#7A7E7F

Preview Lab

Preview with #1B7181

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

Preview Lab → · Contrast checker → · Palette generator →