#228D51#228D51

#228D51 is a mid, vivid green. Relative luminance 0.200; OKLCH L 57.0% C 0.132 H 153.5°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#228D51
RGB	rgb(34, 141, 81)
HSL	hsl(146, 61%, 34%)
HSV	hsv(146, 76%, 55%)
CMYK	cmyk(75.9%, 0%, 42.6%, 44.7%)
CIE-LAB	lab(51.82, -43.81, 23.71)
CIE-LCH	lch(51.82, 49.82, 151.58°)
OKLab	oklab(56.97% -0.118 0.0588)
OKLCH	oklch(56.97% 0.132 153.5)
XYZ	xyz(11.6687, 19.9826, 11.0250)
Luminance	0.1998 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228D51 #8D225E

analogous

#298D22 #228D51 #228D87

triadic

#228D51 #51228D #8D5122

tetradic

#228D51 #22298D #8D225E #8D8722

square

#228D51 #22298D #8D225E #8D8722

split-complementary

#228D51 #87228D #8D2229

monochromatic

#0A2A18 #165C35 #228D51 #2EBE6D #54D68D

Accessibility & contrast

On white

4.20

#228D51 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#228D51 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228D51

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228D51	#FFFFFF	#000000	##000000
##228D51	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D814D

Deuteranopia (green-blind)

#807855

Tritanopia (blue-blind)

#008B7E

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #228d51;
/* rgb */ color: rgb(34, 141, 81);
/* oklch */ color: oklch(57.0% 0.132 153.5);

Tailwind

colors: {
  custom: {
    50: '#6eaf82',
    500: '#228d51',
    950: '#000000',
  },
}

SCSS

$custom: #228d51;
$custom-light: #6eaf82;
$custom-dark: #000000;

JSON

{
  "hex": "#228d51",
  "rgb": {
    "r": 34,
    "g": 141,
    "b": 81
  },
  "hsl": {
    "h": 146.355,
    "s": 61.143,
    "l": 34.314
  },
  "oklch": {
    "l": 0.56973,
    "c": 0.13186,
    "h": 153.5
  },
  "luminance": 0.19984
}

Semantic roles & 50–950 ramp

primary

#228D51

secondary

#B9518C

accent

#449EE4

background

#F7FAF8

surface

#EDF5EF

border

#C8CFCA

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #228D51

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

Preview Lab → · Contrast checker → · Palette generator →