#187C81#187C81

#187C81 is a mid, moderate teal. Relative luminance 0.162; OKLCH L 53.6% C 0.085 H 200.2°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#187C81
RGB	rgb(24, 124, 129)
HSL	hsl(183, 69%, 30%)
HSV	hsv(183, 81%, 51%)
CMYK	cmyk(81.4%, 3.9%, 0%, 49.4%)
CIE-LAB	lab(47.23, -24.91, -10.58)
CIE-LCH	lch(47.23, 27.06, 203.02°)
OKLab	oklab(53.56% -0.08 -0.0294)
OKLCH	oklch(53.56% 0.085 200.2)
XYZ	xyz(11.5450, 16.1930, 23.2817)
Luminance	0.1619 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187C81 #811D18

analogous

#188151 #187C81 #184881

triadic

#187C81 #81187C #7C8118

tetradic

#187C81 #511881 #811D18 #488118

square

#187C81 #511881 #811D18 #488118

split-complementary

#187C81 #811848 #815118

monochromatic

#05191A #0E4A4D #187C81 #22AEB5 #39D3DA

Accessibility & contrast

On white

4.95

#187C81 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#187C81 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187C81

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187C81	#FFFFFF	#000000	##FFFFFF
##187C81	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#727681

Deuteranopia (green-blind)

#646C81

Tritanopia (blue-blind)

#00817D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #187c81;
/* rgb */ color: rgb(24, 124, 129);
/* oklch */ color: oklch(53.6% 0.085 200.2);

Tailwind

colors: {
  custom: {
    50: '#6aa2a5',
    500: '#187c81',
    950: '#000000',
  },
}

SCSS

$custom: #187c81;
$custom-light: #6aa2a5;
$custom-dark: #000000;

JSON

{
  "hex": "#187c81",
  "rgb": {
    "r": 24,
    "g": 124,
    "b": 129
  },
  "hsl": {
    "h": 182.857,
    "s": 68.627,
    "l": 30
  },
  "oklch": {
    "l": 0.53561,
    "c": 0.08528,
    "h": 200.2
  },
  "luminance": 0.16194
}

Semantic roles & 50–950 ramp

primary

#187C81

secondary

#B54540

accent

#453CEB

background

#F6FAFA

surface

#ECF3F4

border

#C7CDCE

text

#080F0F

muted

#7A7F7F

Preview Lab

Preview with #187C81

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

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