#155C5F#155C5F

#155C5F is a dark, moderate teal. Relative luminance 0.086; OKLCH L 43.5% C 0.067 H 199.2°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#155C5F
RGB	rgb(21, 92, 95)
HSL	hsl(182, 64%, 23%)
HSV	hsv(182, 78%, 37%)
CMYK	cmyk(77.9%, 3.2%, 0%, 62.7%)
CIE-LAB	lab(35.28, -19.75, -7.91)
CIE-LCH	lch(35.28, 21.28, 201.83°)
OKLab	oklab(43.46% -0.063 -0.022)
OKLCH	oklch(43.46% 0.067 199.2)
XYZ	xyz(6.2010, 8.6392, 12.1650)
Luminance	0.0864 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155C5F #5F1815

analogous

#155F3D #155C5F #15375F

triadic

#155C5F #5F155C #5C5F15

tetradic

#155C5F #3D155F #5F1815 #375F15

square

#155C5F #3D155F #5F1815 #375F15

split-complementary

#155C5F #5F1537 #5F3D15

monochromatic

#061819 #0A2B2D #155C5F #208D91 #2BBDC3

Accessibility & contrast

On white

7.70

#155C5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#155C5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155C5F

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155C5F	#FFFFFF	#000000	##FFFFFF
##155C5F	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55575F

Deuteranopia (green-blind)

#4A505F

Tritanopia (blue-blind)

#00605D

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #155c5f;
/* rgb */ color: rgb(21, 92, 95);
/* oklch */ color: oklch(43.5% 0.067 199.2);

Tailwind

colors: {
  custom: {
    50: '#608a8c',
    500: '#155c5f',
    950: '#000000',
  },
}

SCSS

$custom: #155c5f;
$custom-light: #608a8c;
$custom-dark: #000000;

JSON

{
  "hex": "#155c5f",
  "rgb": {
    "r": 21,
    "g": 92,
    "b": 95
  },
  "hsl": {
    "h": 182.432,
    "s": 63.793,
    "l": 22.745
  },
  "oklch": {
    "l": 0.43459,
    "c": 0.06669,
    "h": 199.2
  },
  "luminance": 0.0864
}

Semantic roles & 50–950 ramp

primary

#155C5F

secondary

#963D3A

accent

#4841E7

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#050C0C

muted

#7A7D7D

Preview Lab

Preview with #155C5F

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

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