#228E9B#228E9B

#228E9B is a mid, moderate teal. Relative luminance 0.221; OKLCH L 59.5% C 0.094 H 207.2°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#228E9B
RGB	rgb(34, 142, 155)
HSL	hsl(186, 64%, 37%)
HSV	hsv(186, 78%, 61%)
CMYK	cmyk(78.1%, 8.4%, 0%, 39.2%)
CIE-LAB	lab(54.08, -24.58, -15.39)
CIE-LCH	lch(54.08, 29.01, 212.05°)
OKLab	oklab(59.46% -0.0833 -0.0428)
OKLCH	oklch(59.46% 0.094 207.2)
XYZ	xyz(16.2465, 22.0506, 34.4039)
Luminance	0.2205 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228E9B #9B2F22

analogous

#229B6B #228E9B #22529B

triadic

#228E9B #9B228E #8E9B22

tetradic

#228E9B #6B229B #9B2F22 #529B22

square

#228E9B #6B229B #9B2F22 #529B22

split-complementary

#228E9B #9B2252 #9B6B22

monochromatic

#0C3237 #176069 #228E9B #2DBCCD #5CCEDB

Accessibility & contrast

On white

3.88

#228E9B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#228E9B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228E9B

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228E9B	#FFFFFF	#000000	##000000
##228E9B	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81889C

Deuteranopia (green-blind)

#717C9B

Tritanopia (blue-blind)

#009592

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #228e9b;
/* rgb */ color: rgb(34, 142, 155);
/* oklch */ color: oklch(59.5% 0.094 207.2);

Tailwind

colors: {
  custom: {
    50: '#73afb8',
    500: '#228e9b',
    950: '#000000',
  },
}

SCSS

$custom: #228e9b;
$custom-light: #73afb8;
$custom-dark: #000000;

JSON

{
  "hex": "#228e9b",
  "rgb": {
    "r": 34,
    "g": 142,
    "b": 155
  },
  "hsl": {
    "h": 186.446,
    "s": 64.021,
    "l": 37.059
  },
  "oklch": {
    "l": 0.59463,
    "c": 0.09367,
    "h": 207.2
  },
  "luminance": 0.22053
}

Semantic roles & 50–950 ramp

primary

#228E9B

secondary

#C06459

accent

#5341E7

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #228E9B

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

Preview Lab → · Contrast checker → · Palette generator →