#155F6A#155F6A

#155F6A is a dark, moderate teal. Relative luminance 0.094; OKLCH L 44.8% C 0.070 H 209.8°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#155F6A
RGB	rgb(21, 95, 106)
HSL	hsl(188, 67%, 25%)
HSV	hsv(188, 80%, 42%)
CMYK	cmyk(80.2%, 10.4%, 0%, 58.4%)
CIE-LAB	lab(36.71, -17.61, -12.58)
CIE-LCH	lch(36.71, 21.64, 215.55°)
OKLab	oklab(44.76% -0.0611 -0.035)
OKLCH	oklch(44.76% 0.07 209.8)
XYZ	xyz(7.0019, 9.3836, 15.0751)
Luminance	0.0938 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155F6A #6A2015

analogous

#156A4B #155F6A #15346A

triadic

#155F6A #6A155F #5F6A15

tetradic

#155F6A #4B156A #6A2015 #346A15

square

#155F6A #4B156A #6A2015 #346A15

split-complementary

#155F6A #6A1534 #6A4B15

monochromatic

#05171A #0B3137 #155F6A #1F8D9D #29BBD0

Accessibility & contrast

On white

7.30

#155F6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#155F6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155F6A

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155F6A	#FFFFFF	#000000	##FFFFFF
##155F6A	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565B6B

Deuteranopia (green-blind)

#4A536A

Tritanopia (blue-blind)

#006462

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #155f6a;
/* rgb */ color: rgb(21, 95, 106);
/* oklch */ color: oklch(44.8% 0.070 209.8);

Tailwind

colors: {
  custom: {
    50: '#628c94',
    500: '#155f6a',
    950: '#000000',
  },
}

SCSS

$custom: #155f6a;
$custom-light: #628c94;
$custom-dark: #000000;

JSON

{
  "hex": "#155f6a",
  "rgb": {
    "r": 21,
    "g": 95,
    "b": 106
  },
  "hsl": {
    "h": 187.765,
    "s": 66.929,
    "l": 24.902
  },
  "oklch": {
    "l": 0.44755,
    "c": 0.07039,
    "h": 209.8
  },
  "luminance": 0.09384
}

Semantic roles & 50–950 ramp

primary

#155F6A

secondary

#A1473A

accent

#543EEA

background

#F6F8F9

surface

#EBF0F1

border

#C6CBCB

text

#060C0D

muted

#7A7D7E

Preview Lab

Preview with #155F6A

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

Preview Lab → · Contrast checker → · Palette generator →