#1B9971#1B9971

#1B9971 is a mid, vivid teal. Relative luminance 0.242; OKLCH L 60.8% C 0.121 H 165.4°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#1B9971
RGB	rgb(27, 153, 113)
HSL	hsl(161, 70%, 35%)
HSV	hsv(161, 82%, 60%)
CMYK	cmyk(82.4%, 0%, 26.1%, 40%)
CIE-LAB	lab(56.29, -42.48, 11.89)
CIE-LCH	lch(56.29, 44.11, 164.36°)
OKLab	oklab(60.84% -0.1168 0.0303)
OKLCH	oklch(60.84% 0.121 165.4)
XYZ	xyz(14.8221, 24.2059, 19.5106)
Luminance	0.2421 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9971 #991B43

analogous

#1B9932 #1B9971 #1B8299

triadic

#1B9971 #711B99 #99711B

tetradic

#1B9971 #321B99 #991B43 #82991B

square

#1B9971 #321B99 #991B43 #82991B

split-complementary

#1B9971 #991B82 #99321B

monochromatic

#093124 #12654B #1B9971 #24CD97 #4FE0B2

Accessibility & contrast

On white

3.59

#1B9971 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#1B9971 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9971

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9971	#FFFFFF	#000000	##000000
##1B9971	1.00	3.59	5.84	5.84
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968D6F

Deuteranopia (green-blind)

#878374

Tritanopia (blue-blind)

#00998E

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #1b9971;
/* rgb */ color: rgb(27, 153, 113);
/* oklch */ color: oklch(60.8% 0.121 165.4);

Tailwind

colors: {
  custom: {
    50: '#6fb899',
    500: '#1b9971',
    950: '#000000',
  },
}

SCSS

$custom: #1b9971;
$custom-light: #6fb899;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9971",
  "rgb": {
    "r": 27,
    "g": 153,
    "b": 113
  },
  "hsl": {
    "h": 160.952,
    "s": 70,
    "l": 35.294
  },
  "oklch": {
    "l": 0.60836,
    "c": 0.12065,
    "h": 165.4
  },
  "luminance": 0.24208
}

Semantic roles & 50–950 ramp

primary

#1B9971

secondary

#C24E73

accent

#3B73ED

background

#F7FBF9

surface

#EDF6F2

border

#C8D0CC

text

#09110E

muted

#7B807E

Preview Lab

Preview with #1B9971

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

Preview Lab → · Contrast checker → · Palette generator →