#155A54#155A54

#155A54 is a dark, moderate teal. Relative luminance 0.081; OKLCH L 42.5% C 0.067 H 186.4°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#155A54
RGB	rgb(21, 90, 84)
HSL	hsl(175, 62%, 22%)
HSV	hsv(175, 77%, 35%)
CMYK	cmyk(76.7%, 0%, 6.7%, 64.7%)
CIE-LAB	lab(34.21, -22.28, -2.62)
CIE-LCH	lch(34.21, 22.44, 186.71°)
OKLab	oklab(42.47% -0.0662 -0.0074)
OKLCH	oklch(42.47% 0.067 186.4)
XYZ	xyz(5.5649, 8.1112, 9.6581)
Luminance	0.0811 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155A54 #5A151B

analogous

#155A32 #155A54 #153E5A

triadic

#155A54 #54155A #5A5415

tetradic

#155A54 #32155A #5A151B #3E5A15

square

#155A54 #32155A #5A151B #3E5A15

split-complementary

#155A54 #5A153E #5A3215

monochromatic

#061917 #092826 #155A54 #218C82 #2CBDB1

Accessibility & contrast

On white

8.01

#155A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#155A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155A54

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155A54	#FFFFFF	#000000	##FFFFFF
##155A54	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555554

Deuteranopia (green-blind)

#4B4D55

Tritanopia (blue-blind)

#005C58

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #155a54;
/* rgb */ color: rgb(21, 90, 84);
/* oklch */ color: oklch(42.5% 0.067 186.4);

Tailwind

colors: {
  custom: {
    50: '#5f8984',
    500: '#155a54',
    950: '#000000',
  },
}

SCSS

$custom: #155a54;
$custom-light: #5f8984;
$custom-dark: #000000;

JSON

{
  "hex": "#155a54",
  "rgb": {
    "r": 21,
    "g": 90,
    "b": 84
  },
  "hsl": {
    "h": 174.783,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.42468,
    "c": 0.06666,
    "h": 186.4
  },
  "luminance": 0.08112
}

Semantic roles & 50–950 ramp

primary

#155A54

secondary

#923941

accent

#4351E5

background

#F5F8F8

surface

#EAF0EF

border

#C6CBCA

text

#050B0A

muted

#797C7C

Preview Lab

Preview with #155A54

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

Preview Lab → · Contrast checker → · Palette generator →