#1B6366#1B6366

#1B6366 is a mid, moderate teal. Relative luminance 0.101; OKLCH L 45.8% C 0.068 H 199.1°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#1B6366
RGB	rgb(27, 99, 102)
HSL	hsl(182, 58%, 25%)
HSV	hsv(182, 74%, 40%)
CMYK	cmyk(73.5%, 2.9%, 0%, 60%)
CIE-LAB	lab(38.05, -20.32, -8.08)
CIE-LCH	lch(38.05, 21.87, 201.68°)
OKLab	oklab(45.82% -0.0647 -0.0224)
OKLCH	oklch(45.82% 0.068 199.1)
XYZ	xyz(7.3110, 10.1152, 14.1349)
Luminance	0.1012 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B6366 #661E1B

analogous

#1B6643 #1B6366 #1B3D66

triadic

#1B6366 #661B63 #63661B

tetradic

#1B6366 #431B66 #661E1B #3D661B

square

#1B6366 #431B66 #661E1B #3D661B

split-complementary

#1B6366 #661B3D #66431B

monochromatic

#061718 #0E3436 #1B6366 #289296 #35C1C7

Accessibility & contrast

On white

6.95

#1B6366 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#1B6366 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1B6366

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B6366	#FFFFFF	#000000	##FFFFFF
##1B6366	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5E66

Deuteranopia (green-blind)

#505666

Tritanopia (blue-blind)

#006764

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #1b6366;
/* rgb */ color: rgb(27, 99, 102);
/* oklch */ color: oklch(45.8% 0.068 199.1);

Tailwind

colors: {
  custom: {
    50: '#648f91',
    500: '#1b6366',
    950: '#000000',
  },
}

SCSS

$custom: #1b6366;
$custom-light: #648f91;
$custom-dark: #000000;

JSON

{
  "hex": "#1b6366",
  "rgb": {
    "r": 27,
    "g": 99,
    "b": 102
  },
  "hsl": {
    "h": 182.4,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.45824,
    "c": 0.06847,
    "h": 199.1
  },
  "luminance": 0.10116
}

Semantic roles & 50–950 ramp

primary

#1B6366

secondary

#9B4541

accent

#4D46E1

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060C0C

muted

#7A7D7D

Preview Lab

Preview with #1B6366

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

Preview Lab → · Contrast checker → · Palette generator →