#1B593B#1B593B

#1B593B is a dark, moderate teal. Relative luminance 0.077; OKLCH L 41.6% C 0.081 H 158.5°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#1B593B
RGB	rgb(27, 89, 59)
HSL	hsl(151, 53%, 23%)
HSV	hsv(151, 70%, 35%)
CMYK	cmyk(69.7%, 0%, 33.7%, 65.1%)
CIE-LAB	lab(33.34, -27.67, 11.72)
CIE-LCH	lch(33.34, 30.05, 157.03°)
OKLab	oklab(41.57% -0.0753 0.0297)
OKLCH	oklch(41.57% 0.081 158.5)
XYZ	xyz(4.8133, 7.6930, 5.3681)
Luminance	0.0769 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B593B #591B39

analogous

#1B591C #1B593B #1B5859

triadic

#1B593B #3B1B59 #593B1B

tetradic

#1B593B #1C1B59 #591B39 #58591B

square

#1B593B #1C1B59 #591B39 #58591B

split-complementary

#1B593B #591B58 #591C1B

monochromatic

#071710 #0D2A1C #1B593B #29885A #37B779

Accessibility & contrast

On white

8.27

#1B593B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#1B593B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B593B

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B593B	#FFFFFF	#000000	##FFFFFF
##1B593B	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585239

Deuteranopia (green-blind)

#504C3D

Tritanopia (blue-blind)

#005851

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1b593b;
/* rgb */ color: rgb(27, 89, 59);
/* oklch */ color: oklch(41.6% 0.081 158.5);

Tailwind

colors: {
  custom: {
    50: '#608871',
    500: '#1b593b',
    950: '#000000',
  },
}

SCSS

$custom: #1b593b;
$custom-light: #608871;
$custom-dark: #000000;

JSON

{
  "hex": "#1b593b",
  "rgb": {
    "r": 27,
    "g": 89,
    "b": 59
  },
  "hsl": {
    "h": 150.968,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.4157,
    "c": 0.08099,
    "h": 158.5
  },
  "luminance": 0.07694
}

Semantic roles & 50–950 ramp

primary

#1B593B

secondary

#8F4167

accent

#4B92DD

background

#F5F8F6

surface

#EAF0EC

border

#C6CBC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #1B593B

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

Preview Lab → · Contrast checker → · Palette generator →