#155F4A#155F4A

#155F4A is a dark, moderate teal. Relative luminance 0.088; OKLCH L 43.6% C 0.079 H 169.3°. Best body text is #FFFFFF at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#155F4A
RGB	rgb(21, 95, 74)
HSL	hsl(163, 64%, 23%)
HSV	hsv(163, 78%, 37%)
CMYK	cmyk(77.9%, 0%, 22.1%, 62.7%)
CIE-LAB	lab(35.67, -27.73, 5.72)
CIE-LCH	lch(35.67, 28.31, 168.35°)
OKLab	oklab(43.56% -0.0772 0.0146)
OKLCH	oklch(43.56% 0.079 169.3)
XYZ	xyz(5.6368, 8.8376, 7.8860)
Luminance	0.0884 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155F4A #5F152A

analogous

#155F25 #155F4A #154F5F

triadic

#155F4A #4A155F #5F4A15

tetradic

#155F4A #25155F #5F152A #4F5F15

square

#155F4A #25155F #5F152A #4F5F15

split-complementary

#155F4A #5F154F #5F2515

monochromatic

#061914 #0A2D23 #155F4A #209171 #2BC398

Accessibility & contrast

On white

7.59

#155F4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#155F4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155F4A

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155F4A	#FFFFFF	#000000	##FFFFFF
##155F4A	1.00	7.59	2.77	7.59
#FFFFFF	7.59	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5849

Deuteranopia (green-blind)

#53514B

Tritanopia (blue-blind)

#006059

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #155f4a;
/* rgb */ color: rgb(21, 95, 74);
/* oklch */ color: oklch(43.6% 0.079 169.3);

Tailwind

colors: {
  custom: {
    50: '#5f8d7c',
    500: '#155f4a',
    950: '#000000',
  },
}

SCSS

$custom: #155f4a;
$custom-light: #5f8d7c;
$custom-dark: #000000;

JSON

{
  "hex": "#155f4a",
  "rgb": {
    "r": 21,
    "g": 95,
    "b": 74
  },
  "hsl": {
    "h": 162.973,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.43561,
    "c": 0.07862,
    "h": 169.3
  },
  "luminance": 0.08838
}

Semantic roles & 50–950 ramp

primary

#155F4A

secondary

#963A54

accent

#4170E7

background

#F5F8F7

surface

#EAF0EE

border

#C6CBC9

text

#050C09

muted

#797D7B

Preview Lab

Preview with #155F4A

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

Preview Lab → · Contrast checker → · Palette generator →