#187B7D#187B7D

#187B7D is a mid, moderate teal. Relative luminance 0.158; OKLCH L 53.1% C 0.085 H 197.0°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#187B7D
RGB	rgb(24, 123, 125)
HSL	hsl(181, 68%, 29%)
HSV	hsv(181, 81%, 49%)
CMYK	cmyk(80.8%, 1.6%, 0%, 51%)
CIE-LAB	lab(46.76, -25.70, -8.91)
CIE-LCH	lch(46.76, 27.20, 199.13°)
OKLab	oklab(53.14% -0.0809 -0.0248)
OKLCH	oklch(53.14% 0.085 197)
XYZ	xyz(11.1596, 15.8394, 21.8672)
Luminance	0.1584 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187B7D #7D1A18

analogous

#187D4D #187B7D #18497D

triadic

#187B7D #7D187B #7B7D18

tetradic

#187B7D #4D187D #7D1A18 #497D18

square

#187B7D #4D187D #7D1A18 #497D18

split-complementary

#187B7D #7D1849 #7D4D18

monochromatic

#05191A #0E484A #187B7D #22AEB0 #37D5D9

Accessibility & contrast

On white

5.04

#187B7D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#187B7D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187B7D

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187B7D	#FFFFFF	#000000	##FFFFFF
##187B7D	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#72757D

Deuteranopia (green-blind)

#646A7E

Tritanopia (blue-blind)

#007F7B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #187b7d;
/* rgb */ color: rgb(24, 123, 125);
/* oklch */ color: oklch(53.1% 0.085 197.0);

Tailwind

colors: {
  custom: {
    50: '#6aa1a2',
    500: '#187b7d',
    950: '#000000',
  },
}

SCSS

$custom: #187b7d;
$custom-light: #6aa1a2;
$custom-dark: #000000;

JSON

{
  "hex": "#187b7d",
  "rgb": {
    "r": 24,
    "g": 123,
    "b": 125
  },
  "hsl": {
    "h": 181.188,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.53139,
    "c": 0.08458,
    "h": 197
  },
  "luminance": 0.15841
}

Semantic roles & 50–950 ramp

primary

#187B7D

secondary

#B2423F

accent

#413DEB

background

#F6F9F9

surface

#ECF2F2

border

#C7CCCC

text

#070F0F

muted

#7A7E7E

Preview Lab

Preview with #187B7D

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

Preview Lab → · Contrast checker → · Palette generator →