#1B5049#1B5049

#1B5049 is a dark, muted teal. Relative luminance 0.065; OKLCH L 39.4% C 0.057 H 183.2°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#1B5049
RGB	rgb(27, 80, 73)
HSL	hsl(172, 50%, 21%)
HSV	hsv(172, 66%, 31%)
CMYK	cmyk(66.3%, 0%, 8.8%, 68.6%)
CIE-LAB	lab(30.52, -19.34, -1.07)
CIE-LCH	lch(30.52, 19.37, 183.17°)
OKLab	oklab(39.4% -0.0568 -0.0032)
OKLCH	oklch(39.4% 0.057 183.2)
XYZ	xyz(4.5227, 6.4509, 7.3088)
Luminance	0.0645 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5049 #501B22

analogous

#1B502E #1B5049 #1B3C50

triadic

#1B5049 #491B50 #50491B

tetradic

#1B5049 #2E1B50 #501B22 #3C501B

square

#1B5049 #2E1B50 #501B22 #3C501B

split-complementary

#1B5049 #501B3C #502E1B

monochromatic

#081715 #0C221F #1B5049 #2A7E73 #3AAC9D

Accessibility & contrast

On white

9.17

#1B5049 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#1B5049 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5049

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5049	#FFFFFF	#000000	##FFFFFF
##1B5049	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4B49

Deuteranopia (green-blind)

#44454A

Tritanopia (blue-blind)

#00524E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #1b5049;
/* rgb */ color: rgb(27, 80, 73);
/* oklch */ color: oklch(39.4% 0.057 183.2);

Tailwind

colors: {
  custom: {
    50: '#5f817b',
    500: '#1b5049',
    950: '#000000',
  },
}

SCSS

$custom: #1b5049;
$custom-light: #5f817b;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5049",
  "rgb": {
    "r": 27,
    "g": 80,
    "b": 73
  },
  "hsl": {
    "h": 172.075,
    "s": 49.533,
    "l": 20.98
  },
  "oklch": {
    "l": 0.39397,
    "c": 0.05689,
    "h": 183.2
  },
  "luminance": 0.06451
}

Semantic roles & 50–950 ramp

primary

#1B5049

secondary

#86414A

accent

#4F61D9

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#050A09

muted

#797C7B

Preview Lab

Preview with #1B5049

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

Preview Lab → · Contrast checker → · Palette generator →