#1B959F#1B959F

#1B959F is a mid, moderate teal. Relative luminance 0.242; OKLCH L 61.3% C 0.099 H 203.7°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#1B959F
RGB	rgb(27, 149, 159)
HSL	hsl(185, 71%, 36%)
HSV	hsv(185, 83%, 62%)
CMYK	cmyk(83%, 6.3%, 0%, 37.6%)
CIE-LAB	lab(56.32, -27.51, -14.32)
CIE-LCH	lch(56.32, 31.01, 207.49°)
OKLab	oklab(61.29% -0.0908 -0.0398)
OKLCH	oklch(61.29% 0.099 203.7)
XYZ	xyz(17.4546, 24.2289, 36.5509)
Luminance	0.2423 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B959F #9F251B

analogous

#1B9F67 #1B959F #1B539F

triadic

#1B959F #9F1B95 #959F1B

tetradic

#1B959F #671B9F #9F251B #539F1B

square

#1B959F #671B9F #9F251B #539F1B

split-complementary

#1B959F #9F1B53 #9F671B

monochromatic

#093336 #12646B #1B959F #24C6D3 #53D7E2

Accessibility & contrast

On white

3.59

#1B959F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#1B959F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B959F

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B959F	#FFFFFF	#000000	##000000
##1B959F	1.00	3.59	5.85	5.85
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.85	21.00	1.00	1.00
##000000	5.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#888EA0

Deuteranopia (green-blind)

#77829F

Tritanopia (blue-blind)

#009B98

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #1b959f;
/* rgb */ color: rgb(27, 149, 159);
/* oklch */ color: oklch(61.3% 0.099 203.7);

Tailwind

colors: {
  custom: {
    50: '#72b4bb',
    500: '#1b959f',
    950: '#000000',
  },
}

SCSS

$custom: #1b959f;
$custom-light: #72b4bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1b959f",
  "rgb": {
    "r": 27,
    "g": 149,
    "b": 159
  },
  "hsl": {
    "h": 184.545,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.61287,
    "c": 0.09912,
    "h": 203.7
  },
  "luminance": 0.24231
}

Semantic roles & 50–950 ramp

primary

#1B959F

secondary

#C55A51

accent

#483AEE

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#091111

muted

#7B8080

Preview Lab

Preview with #1B959F

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

Preview Lab → · Contrast checker → · Palette generator →