#1B7B83#1B7B83

#1B7B83 is a mid, moderate teal. Relative luminance 0.160; OKLCH L 53.4% C 0.084 H 203.5°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#1B7B83
RGB	rgb(27, 123, 131)
HSL	hsl(185, 66%, 31%)
HSV	hsv(185, 79%, 51%)
CMYK	cmyk(79.4%, 6.1%, 0%, 48.6%)
CIE-LAB	lab(47.02, -23.42, -12.07)
CIE-LCH	lch(47.02, 26.35, 207.27°)
OKLab	oklab(53.43% -0.077 -0.0336)
OKLCH	oklch(53.43% 0.084 203.5)
XYZ	xyz(11.6299, 16.0362, 23.9507)
Luminance	0.1604 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B7B83 #83231B

analogous

#1B8357 #1B7B83 #1B4783

triadic

#1B7B83 #831B7B #7B831B

tetradic

#1B7B83 #571B83 #83231B #47831B

square

#1B7B83 #571B83 #83231B #47831B

split-complementary

#1B7B83 #831B47 #83571B

monochromatic

#061C1E #114B50 #1B7B83 #25ABB6 #41CCD8

Accessibility & contrast

On white

4.99

#1B7B83 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#1B7B83 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B7B83

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B7B83	#FFFFFF	#000000	##FFFFFF
##1B7B83	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#717584

Deuteranopia (green-blind)

#626B83

Tritanopia (blue-blind)

#00807D

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #1b7b83;
/* rgb */ color: rgb(27, 123, 131);
/* oklch */ color: oklch(53.4% 0.084 203.5);

Tailwind

colors: {
  custom: {
    50: '#6ba1a7',
    500: '#1b7b83',
    950: '#000000',
  },
}

SCSS

$custom: #1b7b83;
$custom-light: #6ba1a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1b7b83",
  "rgb": {
    "r": 27,
    "g": 123,
    "b": 131
  },
  "hsl": {
    "h": 184.615,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.53432,
    "c": 0.08404,
    "h": 203.5
  },
  "luminance": 0.16038
}

Semantic roles & 50–950 ramp

primary

#1B7B83

secondary

#B64C43

accent

#4C3FE9

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080F0F

muted

#7A7E7F

Preview Lab

Preview with #1B7B83

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

Preview Lab → · Contrast checker → · Palette generator →