#187D8C#187D8C

#187D8C is a mid, moderate teal. Relative luminance 0.168; OKLCH L 54.3% C 0.088 H 210.4°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#187D8C
RGB	rgb(24, 125, 140)
HSL	hsl(188, 71%, 32%)
HSV	hsv(188, 83%, 55%)
CMYK	cmyk(82.9%, 10.7%, 0%, 45.1%)
CIE-LAB	lab(47.95, -21.76, -15.99)
CIE-LCH	lch(47.95, 27.00, 216.30°)
OKLab	oklab(54.28% -0.0761 -0.0446)
OKLCH	oklch(54.28% 0.088 210.4)
XYZ	xyz(12.4419, 16.7533, 27.3838)
Luminance	0.1676 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187D8C #8C2718

analogous

#188C61 #187D8C #18438C

triadic

#187D8C #8C187D #7D8C18

tetradic

#187D8C #61188C #8C2718 #438C18

square

#187D8C #61188C #8C2718 #438C18

split-complementary

#187D8C #8C1843 #8C6118

monochromatic

#062024 #0F4E58 #187D8C #21ACC0 #40CADE

Accessibility & contrast

On white

4.83

#187D8C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#187D8C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187D8C

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187D8C	#FFFFFF	#000000	##FFFFFF
##187D8C	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#70788D

Deuteranopia (green-blind)

#616D8C

Tritanopia (blue-blind)

#008482

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #187d8c;
/* rgb */ color: rgb(24, 125, 140);
/* oklch */ color: oklch(54.3% 0.088 210.4);

Tailwind

colors: {
  custom: {
    50: '#6ca3ad',
    500: '#187d8c',
    950: '#000000',
  },
}

SCSS

$custom: #187d8c;
$custom-light: #6ca3ad;
$custom-dark: #000000;

JSON

{
  "hex": "#187d8c",
  "rgb": {
    "r": 24,
    "g": 125,
    "b": 140
  },
  "hsl": {
    "h": 187.759,
    "s": 70.732,
    "l": 32.157
  },
  "oklch": {
    "l": 0.54276,
    "c": 0.08819,
    "h": 210.4
  },
  "luminance": 0.16755
}

Semantic roles & 50–950 ramp

primary

#187D8C

secondary

#BF5141

accent

#513AED

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #187D8C

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

Preview Lab → · Contrast checker → · Palette generator →