#187D8A#187D8A

#187D8A is a mid, moderate teal. Relative luminance 0.167; OKLCH L 54.2% C 0.087 H 208.4°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#187D8A
RGB	rgb(24, 125, 138)
HSL	hsl(187, 70%, 32%)
HSV	hsv(187, 83%, 54%)
CMYK	cmyk(82.6%, 9.4%, 0%, 45.9%)
CIE-LAB	lab(47.87, -22.44, -14.92)
CIE-LCH	lch(47.87, 26.95, 213.63°)
OKLab	oklab(54.19% -0.077 -0.0416)
OKLCH	oklch(54.19% 0.087 208.4)
XYZ	xyz(12.2957, 16.6949, 26.6142)
Luminance	0.1670 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187D8A #8A2518

analogous

#188A5E #187D8A #18448A

triadic

#187D8A #8A187D #7D8A18

tetradic

#187D8A #5E188A #8A2518 #448A18

square

#187D8A #5E188A #8A2518 #448A18

split-complementary

#187D8A #8A1844 #8A5E18

monochromatic

#061F22 #0F4E56 #187D8A #21ACBE #3FCBDE

Accessibility & contrast

On white

4.84

#187D8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#187D8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187D8A

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187D8A	#FFFFFF	#000000	##FFFFFF
##187D8A	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#71788B

Deuteranopia (green-blind)

#626D8A

Tritanopia (blue-blind)

#008381

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #187d8a;
/* rgb */ color: rgb(24, 125, 138);
/* oklch */ color: oklch(54.2% 0.087 208.4);

Tailwind

colors: {
  custom: {
    50: '#6ca3ac',
    500: '#187d8a',
    950: '#000000',
  },
}

SCSS

$custom: #187d8a;
$custom-light: #6ca3ac;
$custom-dark: #000000;

JSON

{
  "hex": "#187d8a",
  "rgb": {
    "r": 24,
    "g": 125,
    "b": 138
  },
  "hsl": {
    "h": 186.842,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.54191,
    "c": 0.08749,
    "h": 208.4
  },
  "luminance": 0.16696
}

Semantic roles & 50–950 ramp

primary

#187D8A

secondary

#BD4F40

accent

#4F3BED

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #187D8A

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

Preview Lab → · Contrast checker → · Palette generator →