#33B557#33B557

#33B557 is a light, vivid green. Relative luminance 0.344; OKLCH L 68.2% C 0.174 H 148.4°. Best body text is #000000 at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#33B557
RGB	rgb(51, 181, 87)
HSL	hsl(137, 56%, 45%)
HSV	hsv(137, 72%, 71%)
CMYK	cmyk(71.8%, 0%, 51.9%, 29%)
CIE-LAB	lab(65.31, -55.03, 37.75)
CIE-LCH	lch(65.31, 66.73, 145.55°)
OKLab	oklab(68.25% -0.1481 0.0911)
OKLCH	oklch(68.25% 0.174 148.4)
XYZ	xyz(19.6079, 34.4375, 14.6287)
Luminance	0.3444 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33B557 #B53391

analogous

#50B533 #33B557 #33B598

triadic

#33B557 #5733B5 #B55733

tetradic

#33B557 #3350B5 #B53391 #B59833

square

#33B557 #3350B5 #B53391 #B59833

split-complementary

#33B557 #9833B5 #B53350

monochromatic

#185629 #268540 #33B557 #56CF77 #86DD9E

Accessibility & contrast

On white

2.66

#33B557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.89

#33B557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #33B557

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33B557	#FFFFFF	#000000	##000000
##33B557	1.00	2.66	7.89	7.89
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.89	21.00	1.00	1.00
##000000	7.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A54F

Deuteranopia (green-blind)

#A79A5E

Tritanopia (blue-blind)

#00B19F

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #33b557;
/* rgb */ color: rgb(51, 181, 87);
/* oklch */ color: oklch(68.2% 0.174 148.4);

Tailwind

colors: {
  custom: {
    50: '#7dcc88',
    500: '#33b557',
    950: '#000000',
  },
}

SCSS

$custom: #33b557;
$custom-light: #7dcc88;
$custom-dark: #000000;

JSON

{
  "hex": "#33b557",
  "rgb": {
    "r": 51,
    "g": 181,
    "b": 87
  },
  "hsl": {
    "h": 136.615,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.68247,
    "c": 0.17391,
    "h": 148.4
  },
  "luminance": 0.3444
}

Semantic roles & 50–950 ramp

primary

#33B557

secondary

#C67DB2

accent

#48B6DF

background

#F8FCF8

surface

#EFF9F0

border

#CAD2CB

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #33B557

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

Preview Lab → · Contrast checker → · Palette generator →