#155A61#155A61

#155A61 is a dark, moderate teal. Relative luminance 0.083; OKLCH L 43.0% C 0.066 H 205.1°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#155A61
RGB	rgb(21, 90, 97)
HSL	hsl(186, 64%, 23%)
HSV	hsv(186, 78%, 38%)
CMYK	cmyk(78.4%, 7.2%, 0%, 62%)
CIE-LAB	lab(34.67, -17.97, -10.08)
CIE-LCH	lch(34.67, 20.61, 209.29°)
OKLab	oklab(42.99% -0.0598 -0.028)
OKLCH	oklch(42.99% 0.066 205.1)
XYZ	xyz(6.1221, 8.3341, 12.5929)
Luminance	0.0833 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155A61 #611C15

analogous

#156142 #155A61 #153461

triadic

#155A61 #61155A #5A6115

tetradic

#155A61 #421561 #611C15 #346115

square

#155A61 #421561 #611C15 #346115

split-complementary

#155A61 #611534 #614215

monochromatic

#051719 #0A2B2F #155A61 #208993 #2BB7C6

Accessibility & contrast

On white

7.87

#155A61 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#155A61 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155A61

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155A61	#FFFFFF	#000000	##FFFFFF
##155A61	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#525661

Deuteranopia (green-blind)

#474E61

Tritanopia (blue-blind)

#005E5C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #155a61;
/* rgb */ color: rgb(21, 90, 97);
/* oklch */ color: oklch(43.0% 0.066 205.1);

Tailwind

colors: {
  custom: {
    50: '#60898d',
    500: '#155a61',
    950: '#000000',
  },
}

SCSS

$custom: #155a61;
$custom-light: #60898d;
$custom-dark: #000000;

JSON

{
  "hex": "#155a61",
  "rgb": {
    "r": 21,
    "g": 90,
    "b": 97
  },
  "hsl": {
    "h": 185.526,
    "s": 64.407,
    "l": 23.137
  },
  "oklch": {
    "l": 0.42989,
    "c": 0.06601,
    "h": 205.1
  },
  "luminance": 0.08335
}

Semantic roles & 50–950 ramp

primary

#155A61

secondary

#98423A

accent

#5040E7

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#050B0C

muted

#7A7C7D

Preview Lab

Preview with #155A61

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

Preview Lab → · Contrast checker → · Palette generator →