#18A8B3#18A8B3

#18A8B3 is a light, moderate teal. Relative luminance 0.315; OKLCH L 66.8% C 0.110 H 203.4°. Best body text is #000000 at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#18A8B3
RGB	rgb(24, 168, 179)
HSL	hsl(184, 76%, 40%)
HSV	hsv(184, 87%, 70%)
CMYK	cmyk(86.6%, 6.1%, 0%, 29.8%)
CIE-LAB	lab(62.89, -30.67, -15.70)
CIE-LCH	lch(62.89, 34.45, 207.11°)
OKLab	oklab(66.83% -0.1011 -0.0437)
OKLCH	oklch(66.83% 0.11 203.4)
XYZ	xyz(22.5123, 31.4512, 47.5232)
Luminance	0.3145 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18A8B3 #B32318

analogous

#18B371 #18A8B3 #185BB3

triadic

#18A8B3 #B318A8 #A8B318

tetradic

#18A8B3 #7118B3 #B32318 #5BB318

square

#18A8B3 #7118B3 #B32318 #5BB318

split-complementary

#18A8B3 #B3185B #B37118

monochromatic

#0A4347 #11757D #18A8B3 #26D5E2 #5CDFE9

Accessibility & contrast

On white

2.88

#18A8B3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.29

#18A8B3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #18A8B3

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18A8B3	#FFFFFF	#000000	##000000
##18A8B3	1.00	2.88	7.29	7.29
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.29	21.00	1.00	1.00
##000000	7.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AA0B4

Deuteranopia (green-blind)

#8692B3

Tritanopia (blue-blind)

#00AFAB

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #18a8b3;
/* rgb */ color: rgb(24, 168, 179);
/* oklch */ color: oklch(66.8% 0.110 203.4);

Tailwind

colors: {
  custom: {
    50: '#77c2c9',
    500: '#18a8b3',
    950: '#000000',
  },
}

SCSS

$custom: #18a8b3;
$custom-light: #77c2c9;
$custom-dark: #000000;

JSON

{
  "hex": "#18a8b3",
  "rgb": {
    "r": 24,
    "g": 168,
    "b": 179
  },
  "hsl": {
    "h": 184.258,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.66831,
    "c": 0.11011,
    "h": 203.4
  },
  "luminance": 0.31454
}

Semantic roles & 50–950 ramp

primary

#18A8B3

secondary

#CD625A

accent

#4235F3

background

#F8FCFC

surface

#EFF8F8

border

#CAD1D1

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #18A8B3

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

Preview Lab → · Contrast checker → · Palette generator →