#33B540#33B540

#33B540 is a light, vivid green. Relative luminance 0.341; OKLCH L 68.0% C 0.193 H 144.5°. Best body text is #000000 at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#33B540
RGB	rgb(51, 181, 64)
HSL	hsl(126, 56%, 45%)
HSV	hsv(126, 72%, 71%)
CMYK	cmyk(71.8%, 0%, 64.6%, 29%)
CIE-LAB	lab(65.06, -57.99, 48.20)
CIE-LCH	lch(65.06, 75.41, 140.27°)
OKLab	oklab(67.96% -0.1568 0.112)
OKLCH	oklch(67.96% 0.193 144.5)
XYZ	xyz(18.8133, 34.1196, 10.4438)
Luminance	0.3412 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33B540 #B533A8

analogous

#67B533 #33B540 #33B581

triadic

#33B540 #4033B5 #B54033

tetradic

#33B540 #3367B5 #B533A8 #B58133

square

#33B540 #3367B5 #B533A8 #B58133

split-complementary

#33B540 #8133B5 #B53367

monochromatic

#18561E #26852F #33B540 #56CF62 #86DD8E

Accessibility & contrast

On white

2.68

#33B540 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.82

#33B540 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #33B540

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33B540	#FFFFFF	#000000	##000000
##33B540	1.00	2.68	7.82	7.82
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.82	21.00	1.00	1.00
##000000	7.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A432

Deuteranopia (green-blind)

#A99A4A

Tritanopia (blue-blind)

#00B09D

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #33b540;
/* rgb */ color: rgb(51, 181, 64);
/* oklch */ color: oklch(68.0% 0.193 144.5);

Tailwind

colors: {
  custom: {
    50: '#7ecc7a',
    500: '#33b540',
    950: '#000000',
  },
}

SCSS

$custom: #33b540;
$custom-light: #7ecc7a;
$custom-dark: #000000;

JSON

{
  "hex": "#33b540",
  "rgb": {
    "r": 51,
    "g": 181,
    "b": 64
  },
  "hsl": {
    "h": 126,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.67958,
    "c": 0.19275,
    "h": 144.5
  },
  "luminance": 0.34122
}

Semantic roles & 50–950 ramp

primary

#33B540

secondary

#C67DBF

accent

#48D0DF

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #33B540

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

Preview Lab → · Contrast checker → · Palette generator →