#228E8B#228E8B

#228E8B is a mid, moderate teal. Relative luminance 0.215; OKLCH L 58.9% C 0.093 H 192.1°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#228E8B
RGB	rgb(34, 142, 139)
HSL	hsl(178, 61%, 35%)
HSV	hsv(178, 76%, 56%)
CMYK	cmyk(76.1%, 0%, 2.1%, 44.3%)
CIE-LAB	lab(53.54, -29.61, -6.96)
CIE-LCH	lch(53.54, 30.42, 193.23°)
OKLab	oklab(58.85% -0.0905 -0.0194)
OKLCH	oklch(58.85% 0.093 192.1)
XYZ	xyz(14.9907, 21.5483, 27.7903)
Luminance	0.2155 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228E8B #8E2225

analogous

#228E55 #228E8B #225B8E

triadic

#228E8B #8B228E #8E8B22

tetradic

#228E8B #55228E #8E2225 #5B8E22

square

#228E8B #55228E #8E2225 #5B8E22

split-complementary

#228E8B #8E225B #8E5522

monochromatic

#0A2B2A #165D5B #228E8B #2EBFBB #54D6D3

Accessibility & contrast

On white

3.95

#228E8B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#228E8B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228E8B

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228E8B	#FFFFFF	#000000	##000000
##228E8B	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85868B

Deuteranopia (green-blind)

#767B8C

Tritanopia (blue-blind)

#00928D

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #228e8b;
/* rgb */ color: rgb(34, 142, 139);
/* oklch */ color: oklch(58.9% 0.093 192.1);

Tailwind

colors: {
  custom: {
    50: '#71afac',
    500: '#228e8b',
    950: '#000000',
  },
}

SCSS

$custom: #228e8b;
$custom-light: #71afac;
$custom-dark: #000000;

JSON

{
  "hex": "#228e8b",
  "rgb": {
    "r": 34,
    "g": 142,
    "b": 139
  },
  "hsl": {
    "h": 178.333,
    "s": 61.364,
    "l": 34.51
  },
  "oklch": {
    "l": 0.5885,
    "c": 0.0926,
    "h": 192.1
  },
  "luminance": 0.2155
}

Semantic roles & 50–950 ramp

primary

#228E8B

secondary

#BA5255

accent

#4348E4

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #228E8B

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

Preview Lab → · Contrast checker → · Palette generator →