#33A01B#33A01B

#33A01B is a mid, vivid green. Relative luminance 0.259; OKLCH L 62.0% C 0.191 H 140.8°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#33A01B
RGB	rgb(51, 160, 27)
HSL	hsl(109, 71%, 37%)
HSV	hsv(109, 83%, 63%)
CMYK	cmyk(68.1%, 0%, 83.1%, 37.3%)
CIE-LAB	lab(57.96, -53.92, 54.52)
CIE-LCH	lch(57.96, 76.68, 134.68°)
OKLab	oklab(62% -0.1476 0.1205)
OKLCH	oklch(62% 0.191 140.8)
XYZ	xyz(14.1332, 25.9231, 5.2955)
Luminance	0.2592 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33A01B #881BA0

analogous

#76A01B #33A01B #1BA046

triadic

#33A01B #1B33A0 #A01B33

tetradic

#33A01B #1B76A0 #881BA0 #A0461B

square

#33A01B #1B76A0 #881BA0 #A0461B

split-complementary

#33A01B #461BA0 #A01B76

monochromatic

#123709 #226C12 #33A01B #44D424 #6DE253

Accessibility & contrast

On white

3.40

#33A01B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.18

#33A01B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #33A01B

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33A01B	#FFFFFF	#000000	##000000
##33A01B	1.00	3.40	6.18	6.18
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.18	21.00	1.00	1.00
##000000	6.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A49100

Deuteranopia (green-blind)

#98882C

Tritanopia (blue-blind)

#1D9B88

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #33a01b;
/* rgb */ color: rgb(51, 160, 27);
/* oklch */ color: oklch(62.0% 0.191 140.8);

Tailwind

colors: {
  custom: {
    50: '#7bbd64',
    500: '#33a01b',
    950: '#000000',
  },
}

SCSS

$custom: #33a01b;
$custom-light: #7bbd64;
$custom-dark: #000000;

JSON

{
  "hex": "#33a01b",
  "rgb": {
    "r": 51,
    "g": 160,
    "b": 27
  },
  "hsl": {
    "h": 109.173,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.61995,
    "c": 0.19056,
    "h": 140.8
  },
  "luminance": 0.25925
}

Semantic roles & 50–950 ramp

primary

#33A01B

secondary

#B052C5

accent

#3AEECD

background

#F8FBF6

surface

#EFF7EB

border

#CAD0C6

text

#0B1206

muted

#7C817A

Preview Lab

Preview with #33A01B

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

Preview Lab → · Contrast checker → · Palette generator →