#18ADB3#18ADB3

#18ADB3 is a light, moderate teal. Relative luminance 0.333; OKLCH L 68.1% C 0.112 H 199.4°. Best body text is #000000 at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#18ADB3
RGB	rgb(24, 173, 179)
HSL	hsl(182, 76%, 40%)
HSV	hsv(182, 87%, 70%)
CMYK	cmyk(86.6%, 3.4%, 0%, 29.8%)
CIE-LAB	lab(64.43, -33.07, -13.37)
CIE-LCH	lch(64.43, 35.67, 202.02°)
OKLab	oklab(68.08% -0.1058 -0.0372)
OKLCH	oklch(68.08% 0.112 199.4)
XYZ	xyz(23.4532, 33.3329, 47.8369)
Luminance	0.3334 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18ADB3 #B31E18

analogous

#18B36C #18ADB3 #185FB3

triadic

#18ADB3 #B318AD #ADB318

tetradic

#18ADB3 #6C18B3 #B31E18 #5FB318

square

#18ADB3 #6C18B3 #B31E18 #5FB318

split-complementary

#18ADB3 #B3185F #B36C18

monochromatic

#0A4547 #11797D #18ADB3 #26DBE2 #5CE4E9

Accessibility & contrast

On white

2.74

#18ADB3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.67

#18ADB3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #18ADB3

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18ADB3	#FFFFFF	#000000	##000000
##18ADB3	1.00	2.74	7.67	7.67
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.67	21.00	1.00	1.00
##000000	7.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FA5B4

Deuteranopia (green-blind)

#8C96B4

Tritanopia (blue-blind)

#00B4AE

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #18adb3;
/* rgb */ color: rgb(24, 173, 179);
/* oklch */ color: oklch(68.1% 0.112 199.4);

Tailwind

colors: {
  custom: {
    50: '#77c6c9',
    500: '#18adb3',
    950: '#000000',
  },
}

SCSS

$custom: #18adb3;
$custom-light: #77c6c9;
$custom-dark: #000000;

JSON

{
  "hex": "#18adb3",
  "rgb": {
    "r": 24,
    "g": 173,
    "b": 179
  },
  "hsl": {
    "h": 182.323,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.68083,
    "c": 0.11216,
    "h": 199.4
  },
  "luminance": 0.33336
}

Semantic roles & 50–950 ramp

primary

#18ADB3

secondary

#CD5E5A

accent

#3C35F3

background

#F8FCFC

surface

#EFF8F8

border

#CAD1D1

text

#0B1313

muted

#7C8282

Preview Lab

Preview with #18ADB3

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

Preview Lab → · Contrast checker → · Palette generator →