#228F9B#228F9B

#228F9B is a mid, moderate teal. Relative luminance 0.224; OKLCH L 59.7% C 0.094 H 206.2°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#228F9B
RGB	rgb(34, 143, 155)
HSL	hsl(186, 64%, 37%)
HSV	hsv(186, 78%, 61%)
CMYK	cmyk(78.1%, 7.7%, 0%, 39.2%)
CIE-LAB	lab(54.40, -25.09, -14.91)
CIE-LCH	lch(54.40, 29.19, 210.72°)
OKLab	oklab(59.72% -0.0843 -0.0415)
OKLCH	oklch(59.72% 0.094 206.2)
XYZ	xyz(16.3959, 22.3495, 34.4537)
Luminance	0.2235 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228F9B #9B2E22

analogous

#229B6A #228F9B #22539B

triadic

#228F9B #9B228F #8F9B22

tetradic

#228F9B #6A229B #9B2E22 #539B22

square

#228F9B #6A229B #9B2E22 #539B22

split-complementary

#228F9B #9B2253 #9B6A22

monochromatic

#0C3237 #176169 #228F9B #2DBDCD #5CCFDB

Accessibility & contrast

On white

3.84

#228F9B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#228F9B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228F9B

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228F9B	#FFFFFF	#000000	##000000
##228F9B	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82899C

Deuteranopia (green-blind)

#727D9B

Tritanopia (blue-blind)

#009692

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #228f9b;
/* rgb */ color: rgb(34, 143, 155);
/* oklch */ color: oklch(59.7% 0.094 206.2);

Tailwind

colors: {
  custom: {
    50: '#73b0b8',
    500: '#228f9b',
    950: '#000000',
  },
}

SCSS

$custom: #228f9b;
$custom-light: #73b0b8;
$custom-dark: #000000;

JSON

{
  "hex": "#228f9b",
  "rgb": {
    "r": 34,
    "g": 143,
    "b": 155
  },
  "hsl": {
    "h": 185.95,
    "s": 64.021,
    "l": 37.059
  },
  "oklch": {
    "l": 0.59718,
    "c": 0.09397,
    "h": 206.2
  },
  "luminance": 0.22352
}

Semantic roles & 50–950 ramp

primary

#228F9B

secondary

#C06359

accent

#5141E7

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #228F9B

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

Preview Lab → · Contrast checker → · Palette generator →