#187E8A#187E8A

#187E8A is a mid, moderate teal. Relative luminance 0.170; OKLCH L 54.5% C 0.088 H 207.3°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#187E8A
RGB	rgb(24, 126, 138)
HSL	hsl(186, 70%, 32%)
HSV	hsv(186, 83%, 54%)
CMYK	cmyk(82.6%, 8.7%, 0%, 45.9%)
CIE-LAB	lab(48.20, -22.96, -14.43)
CIE-LCH	lch(48.20, 27.12, 212.15°)
OKLab	oklab(54.45% -0.078 -0.0402)
OKLCH	oklch(54.45% 0.088 207.3)
XYZ	xyz(12.4230, 16.9493, 26.6566)
Luminance	0.1695 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187E8A #8A2418

analogous

#188A5D #187E8A #18458A

triadic

#187E8A #8A187E #7E8A18

tetradic

#187E8A #5D188A #8A2418 #458A18

square

#187E8A #5D188A #8A2418 #458A18

split-complementary

#187E8A #8A1845 #8A5D18

monochromatic

#061F22 #0F4E56 #187E8A #21AEBE #3FCDDE

Accessibility & contrast

On white

4.78

#187E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#187E8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187E8A

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187E8A	#FFFFFF	#000000	##FFFFFF
##187E8A	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#72798B

Deuteranopia (green-blind)

#636E8A

Tritanopia (blue-blind)

#008482

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #187e8a;
/* rgb */ color: rgb(24, 126, 138);
/* oklch */ color: oklch(54.5% 0.088 207.3);

Tailwind

colors: {
  custom: {
    50: '#6ca3ac',
    500: '#187e8a',
    950: '#000000',
  },
}

SCSS

$custom: #187e8a;
$custom-light: #6ca3ac;
$custom-dark: #000000;

JSON

{
  "hex": "#187e8a",
  "rgb": {
    "r": 24,
    "g": 126,
    "b": 138
  },
  "hsl": {
    "h": 186.316,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.54452,
    "c": 0.08774,
    "h": 207.3
  },
  "luminance": 0.16951
}

Semantic roles & 50–950 ramp

primary

#187E8A

secondary

#BD4E40

accent

#4D3BED

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #187E8A

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

Preview Lab → · Contrast checker → · Palette generator →