#1B533F#1B533F

#1B533F is a dark, moderate teal. Relative luminance 0.068; OKLCH L 39.9% C 0.068 H 166.0°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#1B533F
RGB	rgb(27, 83, 63)
HSL	hsl(159, 51%, 22%)
HSV	hsv(159, 67%, 33%)
CMYK	cmyk(67.5%, 0%, 24.1%, 67.5%)
CIE-LAB	lab(31.30, -23.76, 6.40)
CIE-LCH	lch(31.30, 24.61, 164.93°)
OKLab	oklab(39.93% -0.0659 0.0164)
OKLCH	oklch(39.93% 0.068 166)
XYZ	xyz(4.4420, 6.7779, 5.7758)
Luminance	0.0678 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B533F #531B2F

analogous

#1B5323 #1B533F #1B4B53

triadic

#1B533F #3F1B53 #533F1B

tetradic

#1B533F #231B53 #531B2F #4B531B

square

#1B533F #231B53 #531B2F #4B531B

split-complementary

#1B533F #531B4B #53231B

monochromatic

#081712 #0C251C #1B533F #2A8162 #39AF85

Accessibility & contrast

On white

8.91

#1B533F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#1B533F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B533F

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B533F	#FFFFFF	#000000	##FFFFFF
##1B533F	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514D3E

Deuteranopia (green-blind)

#494740

Tritanopia (blue-blind)

#00534D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1b533f;
/* rgb */ color: rgb(27, 83, 63);
/* oklch */ color: oklch(39.9% 0.068 166.0);

Tailwind

colors: {
  custom: {
    50: '#5f8474',
    500: '#1b533f',
    950: '#000000',
  },
}

SCSS

$custom: #1b533f;
$custom-light: #5f8474;
$custom-dark: #000000;

JSON

{
  "hex": "#1b533f",
  "rgb": {
    "r": 27,
    "g": 83,
    "b": 63
  },
  "hsl": {
    "h": 158.571,
    "s": 50.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.39932,
    "c": 0.06791,
    "h": 166
  },
  "luminance": 0.06778
}

Semantic roles & 50–950 ramp

primary

#1B533F

secondary

#89415B

accent

#4D80DA

background

#F5F8F7

surface

#E9EFED

border

#C5CAC8

text

#050B08

muted

#797C7B

Preview Lab

Preview with #1B533F

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

Preview Lab → · Contrast checker → · Palette generator →