#1B533A#1B533A

#1B533A is a dark, moderate teal. Relative luminance 0.067; OKLCH L 39.8% C 0.073 H 160.8°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#1B533A
RGB	rgb(27, 83, 58)
HSL	hsl(153, 51%, 22%)
HSV	hsv(153, 67%, 33%)
CMYK	cmyk(67.5%, 0%, 30.1%, 67.5%)
CIE-LAB	lab(31.17, -25.05, 9.36)
CIE-LCH	lch(31.17, 26.74, 159.50°)
OKLab	oklab(39.79% -0.0686 0.0239)
OKLCH	oklch(39.79% 0.073 160.8)
XYZ	xyz(4.3086, 6.7246, 5.0731)
Luminance	0.0673 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B533A #531B34

analogous

#1B531E #1B533A #1B5053

triadic

#1B533A #3A1B53 #533A1B

tetradic

#1B533A #1E1B53 #531B34 #50531B

square

#1B533A #1E1B53 #531B34 #50531B

split-complementary

#1B533A #531B50 #531E1B

monochromatic

#081710 #0C251A #1B533A #2A815A #39AF7B

Accessibility & contrast

On white

8.96

#1B533A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#1B533A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B533A

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B533A	#FFFFFF	#000000	##FFFFFF
##1B533A	1.00	8.96	2.35	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524D39

Deuteranopia (green-blind)

#4A473C

Tritanopia (blue-blind)

#00534C

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #1b533a;
/* rgb */ color: rgb(27, 83, 58);
/* oklch */ color: oklch(39.8% 0.073 160.8);

Tailwind

colors: {
  custom: {
    50: '#5e8470',
    500: '#1b533a',
    950: '#000000',
  },
}

SCSS

$custom: #1b533a;
$custom-light: #5e8470;
$custom-dark: #000000;

JSON

{
  "hex": "#1b533a",
  "rgb": {
    "r": 27,
    "g": 83,
    "b": 58
  },
  "hsl": {
    "h": 153.214,
    "s": 50.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.39789,
    "c": 0.07265,
    "h": 160.8
  },
  "luminance": 0.06725
}

Semantic roles & 50–950 ramp

primary

#1B533A

secondary

#894161

accent

#4D8CDA

background

#F5F8F6

surface

#E9EFEC

border

#C5CAC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #1B533A

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

Preview Lab → · Contrast checker → · Palette generator →