#18879B#18879B

#18879B is a mid, moderate teal. Relative luminance 0.199; OKLCH L 57.5% C 0.096 H 213.7°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#18879B
RGB	rgb(24, 135, 155)
HSL	hsl(189, 73%, 35%)
HSV	hsv(189, 85%, 61%)
CMYK	cmyk(84.5%, 12.9%, 0%, 39.2%)
CIE-LAB	lab(51.71, -21.92, -19.02)
CIE-LCH	lch(51.71, 29.02, 220.95°)
OKLab	oklab(57.5% -0.0796 -0.0531)
OKLCH	oklch(57.5% 0.096 213.7)
XYZ	xyz(14.9545, 19.8868, 34.0543)
Luminance	0.1989 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18879B #9B2C18

analogous

#189B6D #18879B #18469B

triadic

#18879B #9B1887 #879B18

tetradic

#18879B #6D189B #9B2C18 #469B18

square

#18879B #6D189B #9B2C18 #469B18

split-complementary

#18879B #9B1846 #9B6D18

monochromatic

#082B31 #105966 #18879B #20B5D0 #4ACCE3

Accessibility & contrast

On white

4.22

#18879B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#18879B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #18879B

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18879B	#FFFFFF	#000000	##000000
##18879B	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#78829C

Deuteranopia (green-blind)

#68769B

Tritanopia (blue-blind)

#008F8D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #18879b;
/* rgb */ color: rgb(24, 135, 155);
/* oklch */ color: oklch(57.5% 0.096 213.7);

Tailwind

colors: {
  custom: {
    50: '#6faab8',
    500: '#18879b',
    950: '#000000',
  },
}

SCSS

$custom: #18879b;
$custom-light: #6faab8;
$custom-dark: #000000;

JSON

{
  "hex": "#18879b",
  "rgb": {
    "r": 24,
    "g": 135,
    "b": 155
  },
  "hsl": {
    "h": 189.16,
    "s": 73.184,
    "l": 35.098
  },
  "oklch": {
    "l": 0.57501,
    "c": 0.09569,
    "h": 213.7
  },
  "luminance": 0.19889
}

Semantic roles & 50–950 ramp

primary

#18879B

secondary

#C55D4A

accent

#5438F0

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #18879B

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

Preview Lab → · Contrast checker → · Palette generator →