#155F58#155F58

#155F58 is a dark, moderate teal. Relative luminance 0.090; OKLCH L 44.0% C 0.070 H 185.6°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#155F58
RGB	rgb(21, 95, 88)
HSL	hsl(174, 64%, 23%)
HSV	hsv(174, 78%, 37%)
CMYK	cmyk(77.9%, 0%, 7.4%, 62.7%)
CIE-LAB	lab(36.08, -23.60, -2.37)
CIE-LCH	lch(36.08, 23.72, 185.73°)
OKLab	oklab(44.03% -0.0699 -0.0068)
OKLCH	oklch(44.03% 0.07 185.6)
XYZ	xyz(6.1621, 9.0477, 10.6522)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155F58 #5F151C

analogous

#155F33 #155F58 #15415F

triadic

#155F58 #58155F #5F5815

tetradic

#155F58 #33155F #5F151C #415F15

square

#155F58 #33155F #5F151C #415F15

split-complementary

#155F58 #5F1541 #5F3315

monochromatic

#061917 #0A2D2A #155F58 #209186 #2BC3B5

Accessibility & contrast

On white

7.47

#155F58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#155F58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155F58

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155F58	#FFFFFF	#000000	##FFFFFF
##155F58	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5958

Deuteranopia (green-blind)

#4F5259

Tritanopia (blue-blind)

#00615D

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #155f58;
/* rgb */ color: rgb(21, 95, 88);
/* oklch */ color: oklch(44.0% 0.070 185.6);

Tailwind

colors: {
  custom: {
    50: '#608d87',
    500: '#155f58',
    950: '#000000',
  },
}

SCSS

$custom: #155f58;
$custom-light: #608d87;
$custom-dark: #000000;

JSON

{
  "hex": "#155f58",
  "rgb": {
    "r": 21,
    "g": 95,
    "b": 88
  },
  "hsl": {
    "h": 174.324,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.44028,
    "c": 0.0702,
    "h": 185.6
  },
  "luminance": 0.09048
}

Semantic roles & 50–950 ramp

primary

#155F58

secondary

#963A42

accent

#4151E7

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#050C0B

muted

#7A7D7C

Preview Lab

Preview with #155F58

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

Preview Lab → · Contrast checker → · Palette generator →