#1B5943#1B5943

#1B5943 is a dark, moderate teal. Relative luminance 0.078; OKLCH L 41.8% C 0.073 H 165.8°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#1B5943
RGB	rgb(27, 89, 67)
HSL	hsl(159, 53%, 23%)
HSV	hsv(159, 70%, 35%)
CMYK	cmyk(69.7%, 0%, 24.7%, 65.1%)
CIE-LAB	lab(33.53, -25.66, 7.04)
CIE-LCH	lch(33.53, 26.61, 164.66°)
OKLab	oklab(41.79% -0.071 0.018)
OKLCH	oklch(41.79% 0.073 165.8)
XYZ	xyz(5.0370, 7.7825, 6.5458)
Luminance	0.0778 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B5943 #591B31

analogous

#1B5924 #1B5943 #1B5059

triadic

#1B5943 #431B59 #59431B

tetradic

#1B5943 #241B59 #591B31 #50591B

square

#1B5943 #241B59 #591B31 #50591B

split-complementary

#1B5943 #591B50 #59241B

monochromatic

#071712 #0D2A20 #1B5943 #298866 #37B78A

Accessibility & contrast

On white

8.21

#1B5943 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#1B5943 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B5943

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B5943	#FFFFFF	#000000	##FFFFFF
##1B5943	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575242

Deuteranopia (green-blind)

#4F4C44

Tritanopia (blue-blind)

#005953

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1b5943;
/* rgb */ color: rgb(27, 89, 67);
/* oklch */ color: oklch(41.8% 0.073 165.8);

Tailwind

colors: {
  custom: {
    50: '#608877',
    500: '#1b5943',
    950: '#000000',
  },
}

SCSS

$custom: #1b5943;
$custom-light: #608877;
$custom-dark: #000000;

JSON

{
  "hex": "#1b5943",
  "rgb": {
    "r": 27,
    "g": 89,
    "b": 67
  },
  "hsl": {
    "h": 158.71,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.41789,
    "c": 0.07329,
    "h": 165.8
  },
  "luminance": 0.07783
}

Semantic roles & 50–950 ramp

primary

#1B5943

secondary

#8F415D

accent

#4B7FDD

background

#F5F8F7

surface

#EAF0ED

border

#C6CBC8

text

#050B08

muted

#797C7B

Preview Lab

Preview with #1B5943

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

Preview Lab → · Contrast checker → · Palette generator →