#155A4D#155A4D

#155A4D is a dark, moderate teal. Relative luminance 0.080; OKLCH L 42.2% C 0.070 H 177.2°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#155A4D
RGB	rgb(21, 90, 77)
HSL	hsl(169, 62%, 22%)
HSV	hsv(169, 77%, 35%)
CMYK	cmyk(76.7%, 0%, 14.4%, 64.7%)
CIE-LAB	lab(34.00, -24.43, 1.45)
CIE-LCH	lch(34.00, 24.48, 176.60°)
OKLab	oklab(42.22% -0.0699 0.0035)
OKLCH	oklch(42.22% 0.07 177.2)
XYZ	xyz(5.3043, 8.0070, 8.2857)
Luminance	0.0801 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155A4D #5A1522

analogous

#155A2B #155A4D #15455A

triadic

#155A4D #4D155A #5A4D15

tetradic

#155A4D #2B155A #5A1522 #455A15

square

#155A4D #2B155A #5A1522 #455A15

split-complementary

#155A4D #5A1545 #5A2B15

monochromatic

#061915 #092823 #155A4D #218C77 #2CBDA2

Accessibility & contrast

On white

8.07

#155A4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#155A4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155A4D

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155A4D	#FFFFFF	#000000	##FFFFFF
##155A4D	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56544C

Deuteranopia (green-blind)

#4D4D4E

Tritanopia (blue-blind)

#005B56

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #155a4d;
/* rgb */ color: rgb(21, 90, 77);
/* oklch */ color: oklch(42.2% 0.070 177.2);

Tailwind

colors: {
  custom: {
    50: '#5e897e',
    500: '#155a4d',
    950: '#000000',
  },
}

SCSS

$custom: #155a4d;
$custom-light: #5e897e;
$custom-dark: #000000;

JSON

{
  "hex": "#155a4d",
  "rgb": {
    "r": 21,
    "g": 90,
    "b": 77
  },
  "hsl": {
    "h": 168.696,
    "s": 62.162,
    "l": 21.765
  },
  "oklch": {
    "l": 0.42221,
    "c": 0.07,
    "h": 177.2
  },
  "luminance": 0.08008
}

Semantic roles & 50–950 ramp

primary

#155A4D

secondary

#92394A

accent

#4361E5

background

#F5F8F7

surface

#EAF0EE

border

#C6CBC9

text

#050B0A

muted

#797C7C

Preview Lab

Preview with #155A4D

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

Preview Lab → · Contrast checker → · Palette generator →