#1B666C#1B666C

#1B666C is a mid, moderate teal. Relative luminance 0.108; OKLCH L 46.9% C 0.071 H 202.9°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#1B666C
RGB	rgb(27, 102, 108)
HSL	hsl(184, 60%, 26%)
HSV	hsv(184, 75%, 42%)
CMYK	cmyk(75%, 5.6%, 0%, 57.6%)
CIE-LAB	lab(39.27, -19.95, -9.93)
CIE-LCH	lch(39.27, 22.28, 206.45°)
OKLab	oklab(46.89% -0.0652 -0.0276)
OKLCH	oklch(46.89% 0.071 202.9)
XYZ	xyz(7.9089, 10.8175, 15.8556)
Luminance	0.1082 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B666C #6C211B

analogous

#1B6C4A #1B666C #1B3E6C

triadic

#1B666C #6C1B66 #666C1B

tetradic

#1B666C #4A1B6C #6C211B #3E6C1B

square

#1B666C #4A1B6C #6C211B #3E6C1B

split-complementary

#1B666C #6C1B3E #6C4A1B

monochromatic

#061718 #0F383B #1B666C #27949D #35C1CC

Accessibility & contrast

On white

6.64

#1B666C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#1B666C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B666C

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B666C	#FFFFFF	#000000	##FFFFFF
##1B666C	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E616C

Deuteranopia (green-blind)

#52596C

Tritanopia (blue-blind)

#006A68

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #1b666c;
/* rgb */ color: rgb(27, 102, 108);
/* oklch */ color: oklch(46.9% 0.071 202.9);

Tailwind

colors: {
  custom: {
    50: '#659296',
    500: '#1b666c',
    950: '#000000',
  },
}

SCSS

$custom: #1b666c;
$custom-light: #659296;
$custom-dark: #000000;

JSON

{
  "hex": "#1b666c",
  "rgb": {
    "r": 27,
    "g": 102,
    "b": 108
  },
  "hsl": {
    "h": 184.444,
    "s": 60,
    "l": 26.471
  },
  "oklch": {
    "l": 0.46886,
    "c": 0.07078,
    "h": 202.9
  },
  "luminance": 0.10818
}

Semantic roles & 50–950 ramp

primary

#1B666C

secondary

#A14942

accent

#5045E3

background

#F6F8F9

surface

#EBF0F1

border

#C6CBCB

text

#060D0D

muted

#7A7D7E

Preview Lab

Preview with #1B666C

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

Preview Lab → · Contrast checker → · Palette generator →