#155E4A#155E4A

#155E4A is a dark, moderate teal. Relative luminance 0.087; OKLCH L 43.3% C 0.077 H 170.1°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#155E4A
RGB	rgb(21, 94, 74)
HSL	hsl(164, 63%, 23%)
HSV	hsv(164, 78%, 37%)
CMYK	cmyk(77.7%, 0%, 21.3%, 63.1%)
CIE-LAB	lab(35.32, -27.25, 5.22)
CIE-LCH	lch(35.32, 27.75, 169.16°)
OKLab	oklab(43.27% -0.0761 0.0133)
OKLCH	oklch(43.27% 0.077 170.1)
XYZ	xyz(5.5473, 8.6586, 7.8562)
Luminance	0.0866 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155E4A #5E1529

analogous

#155E26 #155E4A #154D5E

triadic

#155E4A #4A155E #5E4A15

tetradic

#155E4A #26155E #5E1529 #4D5E15

square

#155E4A #26155E #5E1529 #4D5E15

split-complementary

#155E4A #5E154D #5E2615

monochromatic

#061914 #0A2C23 #155E4A #209071 #2BC299

Accessibility & contrast

On white

7.69

#155E4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#155E4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155E4A

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155E4A	#FFFFFF	#000000	##FFFFFF
##155E4A	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5749

Deuteranopia (green-blind)

#52504B

Tritanopia (blue-blind)

#005F58

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #155e4a;
/* rgb */ color: rgb(21, 94, 74);
/* oklch */ color: oklch(43.3% 0.077 170.1);

Tailwind

colors: {
  custom: {
    50: '#5f8c7c',
    500: '#155e4a',
    950: '#000000',
  },
}

SCSS

$custom: #155e4a;
$custom-light: #5f8c7c;
$custom-dark: #000000;

JSON

{
  "hex": "#155e4a",
  "rgb": {
    "r": 21,
    "g": 94,
    "b": 74
  },
  "hsl": {
    "h": 163.562,
    "s": 63.478,
    "l": 22.549
  },
  "oklch": {
    "l": 0.43273,
    "c": 0.07727,
    "h": 170.1
  },
  "luminance": 0.08659
}

Semantic roles & 50–950 ramp

primary

#155E4A

secondary

#953953

accent

#416FE7

background

#F5F8F7

surface

#EAF0EE

border

#C6CBC9

text

#050C09

muted

#797D7B

Preview Lab

Preview with #155E4A

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

Preview Lab → · Contrast checker → · Palette generator →