#228D9B#228D9B

#228D9B is a mid, moderate teal. Relative luminance 0.218; OKLCH L 59.2% C 0.093 H 208.2°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#228D9B
RGB	rgb(34, 141, 155)
HSL	hsl(187, 64%, 37%)
HSV	hsv(187, 78%, 61%)
CMYK	cmyk(78.1%, 9%, 0%, 39.2%)
CIE-LAB	lab(53.77, -24.07, -15.87)
CIE-LCH	lch(53.77, 28.83, 213.40°)
OKLab	oklab(59.21% -0.0823 -0.0442)
OKLCH	oklch(59.21% 0.093 208.2)
XYZ	xyz(16.0984, 21.7544, 34.3546)
Luminance	0.2176 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228D9B #9B3022

analogous

#229B6D #228D9B #22519B

triadic

#228D9B #9B228D #8D9B22

tetradic

#228D9B #6D229B #9B3022 #519B22

square

#228D9B #6D229B #9B3022 #519B22

split-complementary

#228D9B #9B2251 #9B6D22

monochromatic

#0C3237 #175F69 #228D9B #2DBBCD #5CCDDB

Accessibility & contrast

On white

3.92

#228D9B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#228D9B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228D9B

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228D9B	#FFFFFF	#000000	##000000
##228D9B	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80879C

Deuteranopia (green-blind)

#6F7B9B

Tritanopia (blue-blind)

#009491

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #228d9b;
/* rgb */ color: rgb(34, 141, 155);
/* oklch */ color: oklch(59.2% 0.093 208.2);

Tailwind

colors: {
  custom: {
    50: '#72aeb8',
    500: '#228d9b',
    950: '#000000',
  },
}

SCSS

$custom: #228d9b;
$custom-light: #72aeb8;
$custom-dark: #000000;

JSON

{
  "hex": "#228d9b",
  "rgb": {
    "r": 34,
    "g": 141,
    "b": 155
  },
  "hsl": {
    "h": 186.942,
    "s": 64.021,
    "l": 37.059
  },
  "oklch": {
    "l": 0.59208,
    "c": 0.09341,
    "h": 208.2
  },
  "luminance": 0.21756
}

Semantic roles & 50–950 ramp

primary

#228D9B

secondary

#C06559

accent

#5441E7

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #228D9B

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

Preview Lab → · Contrast checker → · Palette generator →