#155F6D#155F6D

#155F6D is a dark, moderate teal. Relative luminance 0.094; OKLCH L 44.9% C 0.072 H 213.7°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#155F6D
RGB	rgb(21, 95, 109)
HSL	hsl(190, 68%, 25%)
HSV	hsv(190, 81%, 43%)
CMYK	cmyk(80.7%, 12.8%, 0%, 57.3%)
CIE-LAB	lab(36.83, -16.55, -14.26)
CIE-LCH	lch(36.83, 21.84, 220.75°)
OKLab	oklab(44.89% -0.0597 -0.0398)
OKLCH	oklch(44.89% 0.072 213.7)
XYZ	xyz(7.1606, 9.4471, 15.9111)
Luminance	0.0945 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155F6D #6D2315

analogous

#156D4F #155F6D #15336D

triadic

#155F6D #6D155F #5F6D15

tetradic

#155F6D #4F156D #6D2315 #336D15

square

#155F6D #4F156D #6D2315 #336D15

split-complementary

#155F6D #6D1533 #6D4F15

monochromatic

#05161A #0B323A #155F6D #1F8CA0 #29B8D4

Accessibility & contrast

On white

7.27

#155F6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#155F6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155F6D

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155F6D	#FFFFFF	#000000	##FFFFFF
##155F6D	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555C6E

Deuteranopia (green-blind)

#49536D

Tritanopia (blue-blind)

#006463

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #155f6d;
/* rgb */ color: rgb(21, 95, 109);
/* oklch */ color: oklch(44.9% 0.072 213.7);

Tailwind

colors: {
  custom: {
    50: '#638c96',
    500: '#155f6d',
    950: '#000000',
  },
}

SCSS

$custom: #155f6d;
$custom-light: #638c96;
$custom-dark: #000000;

JSON

{
  "hex": "#155f6d",
  "rgb": {
    "r": 21,
    "g": 95,
    "b": 109
  },
  "hsl": {
    "h": 189.545,
    "s": 67.692,
    "l": 25.49
  },
  "oklch": {
    "l": 0.4489,
    "c": 0.07173,
    "h": 213.7
  },
  "luminance": 0.09448
}

Semantic roles & 50–950 ramp

primary

#155F6D

secondary

#A34B3A

accent

#593DEB

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060C0D

muted

#7A7D7E

Preview Lab

Preview with #155F6D

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

Preview Lab → · Contrast checker → · Palette generator →