#155A3A#155A3A

#155A3A is a dark, moderate teal. Relative luminance 0.078; OKLCH L 41.7% C 0.086 H 158.4°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#155A3A
RGB	rgb(21, 90, 58)
HSL	hsl(152, 62%, 22%)
HSV	hsv(152, 77%, 35%)
CMYK	cmyk(76.7%, 0%, 35.6%, 64.7%)
CIE-LAB	lab(33.51, -29.52, 12.56)
CIE-LCH	lch(33.51, 32.08, 156.96°)
OKLab	oklab(41.66% -0.0802 0.0317)
OKLCH	oklch(41.66% 0.086 158.4)
XYZ	xyz(4.7287, 7.7767, 5.2540)
Luminance	0.0778 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155A3A #5A1535

analogous

#155A18 #155A3A #15585A

triadic

#155A3A #3A155A #5A3A15

tetradic

#155A3A #18155A #5A1535 #585A15

square

#155A3A #18155A #5A1535 #585A15

split-complementary

#155A3A #5A1558 #5A1815

monochromatic

#061910 #09281A #155A3A #218C5A #2CBD7A

Accessibility & contrast

On white

8.22

#155A3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#155A3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155A3A

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155A3A	#FFFFFF	#000000	##FFFFFF
##155A3A	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595338

Deuteranopia (green-blind)

#504C3C

Tritanopia (blue-blind)

#005952

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #155a3a;
/* rgb */ color: rgb(21, 90, 58);
/* oklch */ color: oklch(41.7% 0.086 158.4);

Tailwind

colors: {
  custom: {
    50: '#5e8970',
    500: '#155a3a',
    950: '#000000',
  },
}

SCSS

$custom: #155a3a;
$custom-light: #5e8970;
$custom-dark: #000000;

JSON

{
  "hex": "#155a3a",
  "rgb": {
    "r": 21,
    "g": 90,
    "b": 58
  },
  "hsl": {
    "h": 152.174,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.41664,
    "c": 0.0862,
    "h": 158.4
  },
  "luminance": 0.07777
}

Semantic roles & 50–950 ramp

primary

#155A3A

secondary

#923962

accent

#438EE5

background

#F5F8F6

surface

#E9F0EC

border

#C5CBC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #155A3A

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

Preview Lab → · Contrast checker → · Palette generator →