#187F8A#187F8A

#187F8A is a mid, moderate teal. Relative luminance 0.172; OKLCH L 54.7% C 0.088 H 206.2°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#187F8A
RGB	rgb(24, 127, 138)
HSL	hsl(186, 70%, 32%)
HSV	hsv(186, 83%, 54%)
CMYK	cmyk(82.6%, 8%, 0%, 45.9%)
CIE-LAB	lab(48.52, -23.48, -13.94)
CIE-LCH	lch(48.52, 27.31, 210.70°)
OKLab	oklab(54.71% -0.079 -0.0388)
OKLCH	oklch(54.71% 0.088 206.2)
XYZ	xyz(12.5515, 17.2063, 26.6995)
Luminance	0.1721 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187F8A #8A2318

analogous

#188A5C #187F8A #18468A

triadic

#187F8A #8A187F #7F8A18

tetradic

#187F8A #5C188A #8A2318 #468A18

square

#187F8A #5C188A #8A2318 #468A18

split-complementary

#187F8A #8A1846 #8A5C18

monochromatic

#061F22 #0F4F56 #187F8A #21AFBE #3FCEDE

Accessibility & contrast

On white

4.73

#187F8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#187F8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187F8A

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187F8A	#FFFFFF	#000000	##FFFFFF
##187F8A	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737A8B

Deuteranopia (green-blind)

#646E8A

Tritanopia (blue-blind)

#008582

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #187f8a;
/* rgb */ color: rgb(24, 127, 138);
/* oklch */ color: oklch(54.7% 0.088 206.2);

Tailwind

colors: {
  custom: {
    50: '#6ca4ac',
    500: '#187f8a',
    950: '#000000',
  },
}

SCSS

$custom: #187f8a;
$custom-light: #6ca4ac;
$custom-dark: #000000;

JSON

{
  "hex": "#187f8a",
  "rgb": {
    "r": 24,
    "g": 127,
    "b": 138
  },
  "hsl": {
    "h": 185.789,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.54713,
    "c": 0.08803,
    "h": 206.2
  },
  "luminance": 0.17208
}

Semantic roles & 50–950 ramp

primary

#187F8A

secondary

#BD4C40

accent

#4C3BED

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #187F8A

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

Preview Lab → · Contrast checker → · Palette generator →