#1B939F#1B939F

#1B939F is a mid, moderate teal. Relative luminance 0.236; OKLCH L 60.8% C 0.098 H 205.6°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#1B939F
RGB	rgb(27, 147, 159)
HSL	hsl(185, 71%, 36%)
HSV	hsv(185, 83%, 62%)
CMYK	cmyk(83%, 7.5%, 0%, 37.6%)
CIE-LAB	lab(55.69, -26.50, -15.27)
CIE-LCH	lch(55.69, 30.59, 209.94°)
OKLab	oklab(60.78% -0.0888 -0.0425)
OKLCH	oklch(60.78% 0.098 205.6)
XYZ	xyz(17.1409, 23.6015, 36.4463)
Luminance	0.2360 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B939F #9F271B

analogous

#1B9F69 #1B939F #1B519F

triadic

#1B939F #9F1B93 #939F1B

tetradic

#1B939F #691B9F #9F271B #519F1B

square

#1B939F #691B9F #9F271B #519F1B

split-complementary

#1B939F #9F1B51 #9F691B

monochromatic

#093236 #12636B #1B939F #24C3D3 #53D5E2

Accessibility & contrast

On white

3.67

#1B939F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#1B939F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B939F

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B939F	#FFFFFF	#000000	##000000
##1B939F	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#868DA0

Deuteranopia (green-blind)

#74809F

Tritanopia (blue-blind)

#009A96

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #1b939f;
/* rgb */ color: rgb(27, 147, 159);
/* oklch */ color: oklch(60.8% 0.098 205.6);

Tailwind

colors: {
  custom: {
    50: '#72b3bb',
    500: '#1b939f',
    950: '#000000',
  },
}

SCSS

$custom: #1b939f;
$custom-light: #72b3bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1b939f",
  "rgb": {
    "r": 27,
    "g": 147,
    "b": 159
  },
  "hsl": {
    "h": 185.455,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.60777,
    "c": 0.09845,
    "h": 205.6
  },
  "luminance": 0.23604
}

Semantic roles & 50–950 ramp

primary

#1B939F

secondary

#C55C51

accent

#4A3AEE

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#091111

muted

#7B8080

Preview Lab

Preview with #1B939F

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

Preview Lab → · Contrast checker → · Palette generator →