#186B57#186B57

#186B57 is a mid, moderate teal. Relative luminance 0.114; OKLCH L 47.4% C 0.083 H 172.5°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#186B57
RGB	rgb(24, 107, 87)
HSL	hsl(166, 63%, 26%)
HSV	hsv(166, 78%, 42%)
CMYK	cmyk(77.6%, 0%, 18.7%, 58%)
CIE-LAB	lab(40.24, -29.36, 4.31)
CIE-LCH	lch(40.24, 29.68, 171.65°)
OKLab	oklab(47.44% -0.0826 0.0109)
OKLCH	oklch(47.44% 0.083 172.5)
XYZ	xyz(7.3538, 11.3968, 10.8272)
Luminance	0.1140 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186B57 #6B182C

analogous

#186B2D #186B57 #18556B

triadic

#186B57 #57186B #6B5718

tetradic

#186B57 #2D186B #6B182C #556B18

square

#186B57 #2D186B #6B182C #556B18

split-complementary

#186B57 #6B1855 #6B2D18

monochromatic

#061914 #0D392E #186B57 #239D80 #2ECFA8

Accessibility & contrast

On white

6.40

#186B57 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#186B57 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186B57

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186B57	#FFFFFF	#000000	##FFFFFF
##186B57	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#676456

Deuteranopia (green-blind)

#5C5C58

Tritanopia (blue-blind)

#006C65

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #186b57;
/* rgb */ color: rgb(24, 107, 87);
/* oklch */ color: oklch(47.4% 0.083 172.5);

Tailwind

colors: {
  custom: {
    50: '#639686',
    500: '#186b57',
    950: '#000000',
  },
}

SCSS

$custom: #186b57;
$custom-light: #639686;
$custom-dark: #000000;

JSON

{
  "hex": "#186b57",
  "rgb": {
    "r": 24,
    "g": 107,
    "b": 87
  },
  "hsl": {
    "h": 165.542,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.47437,
    "c": 0.08332,
    "h": 172.5
  },
  "luminance": 0.11398
}

Semantic roles & 50–950 ramp

primary

#186B57

secondary

#A13E56

accent

#4169E6

background

#F6F9F8

surface

#EBF2EF

border

#C6CCCA

text

#060D0B

muted

#7A7E7C

Preview Lab

Preview with #186B57

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

Preview Lab → · Contrast checker → · Palette generator →