#187F8B#187F8B

#187F8B is a mid, moderate teal. Relative luminance 0.172; OKLCH L 54.8% C 0.088 H 207.2°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#187F8B
RGB	rgb(24, 127, 139)
HSL	hsl(186, 71%, 32%)
HSV	hsv(186, 83%, 55%)
CMYK	cmyk(82.7%, 8.6%, 0%, 45.5%)
CIE-LAB	lab(48.56, -23.15, -14.48)
CIE-LCH	lch(48.56, 27.30, 212.02°)
OKLab	oklab(54.76% -0.0786 -0.0403)
OKLCH	oklch(54.76% 0.088 207.2)
XYZ	xyz(12.6242, 17.2354, 27.0825)
Luminance	0.1724 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187F8B #8B2418

analogous

#188B5E #187F8B #18468B

triadic

#187F8B #8B187F #7F8B18

tetradic

#187F8B #5E188B #8B2418 #468B18

square

#187F8B #5E188B #8B2418 #468B18

split-complementary

#187F8B #8B1846 #8B5E18

monochromatic

#062023 #0F4F57 #187F8B #21AFBF #3FCDDE

Accessibility & contrast

On white

4.72

#187F8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#187F8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187F8B

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187F8B	#FFFFFF	#000000	##FFFFFF
##187F8B	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737A8C

Deuteranopia (green-blind)

#646F8B

Tritanopia (blue-blind)

#008583

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #187f8b;
/* rgb */ color: rgb(24, 127, 139);
/* oklch */ color: oklch(54.8% 0.088 207.2);

Tailwind

colors: {
  custom: {
    50: '#6ca4ac',
    500: '#187f8b',
    950: '#000000',
  },
}

SCSS

$custom: #187f8b;
$custom-light: #6ca4ac;
$custom-dark: #000000;

JSON

{
  "hex": "#187f8b",
  "rgb": {
    "r": 24,
    "g": 127,
    "b": 139
  },
  "hsl": {
    "h": 186.261,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.54755,
    "c": 0.0883,
    "h": 207.2
  },
  "luminance": 0.17237
}

Semantic roles & 50–950 ramp

primary

#187F8B

secondary

#BE4E40

accent

#4D3AED

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #187F8B

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

Preview Lab → · Contrast checker → · Palette generator →