#155F6C#155F6C

#155F6C is a dark, moderate teal. Relative luminance 0.094; OKLCH L 44.8% C 0.071 H 212.4°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#155F6C
RGB	rgb(21, 95, 108)
HSL	hsl(189, 67%, 25%)
HSV	hsv(189, 81%, 42%)
CMYK	cmyk(80.6%, 12%, 0%, 57.6%)
CIE-LAB	lab(36.79, -16.90, -13.70)
CIE-LCH	lch(36.79, 21.76, 219.02°)
OKLab	oklab(44.85% -0.0601 -0.0382)
OKLCH	oklch(44.85% 0.071 212.4)
XYZ	xyz(7.1071, 9.4257, 15.6292)
Luminance	0.0943 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155F6C #6C2215

analogous

#156C4E #155F6C #15336C

triadic

#155F6C #6C155F #5F6C15

tetradic

#155F6C #4E156C #6C2215 #336C15

square

#155F6C #4E156C #6C2215 #336C15

split-complementary

#155F6C #6C1533 #6C4E15

monochromatic

#05171A #0B3239 #155F6C #1F8C9F #29B9D2

Accessibility & contrast

On white

7.28

#155F6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#155F6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155F6C

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155F6C	#FFFFFF	#000000	##FFFFFF
##155F6C	1.00	7.28	2.89	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555B6D

Deuteranopia (green-blind)

#49536C

Tritanopia (blue-blind)

#006463

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #155f6c;
/* rgb */ color: rgb(21, 95, 108);
/* oklch */ color: oklch(44.8% 0.071 212.4);

Tailwind

colors: {
  custom: {
    50: '#638c96',
    500: '#155f6c',
    950: '#000000',
  },
}

SCSS

$custom: #155f6c;
$custom-light: #638c96;
$custom-dark: #000000;

JSON

{
  "hex": "#155f6c",
  "rgb": {
    "r": 21,
    "g": 95,
    "b": 108
  },
  "hsl": {
    "h": 188.966,
    "s": 67.442,
    "l": 25.294
  },
  "oklch": {
    "l": 0.44845,
    "c": 0.07124,
    "h": 212.4
  },
  "luminance": 0.09427
}

Semantic roles & 50–950 ramp

primary

#155F6C

secondary

#A34A3A

accent

#573DEA

background

#F6F8F9

surface

#EBF0F1

border

#C6CBCB

text

#060C0D

muted

#7A7D7E

Preview Lab

Preview with #155F6C

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

Preview Lab → · Contrast checker → · Palette generator →