#1B9933#1B9933

#1B9933 is a mid, vivid green. Relative luminance 0.233; OKLCH L 59.7% C 0.176 H 145.4°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#1B9933
RGB	rgb(27, 153, 51)
HSL	hsl(131, 70%, 35%)
HSV	hsv(131, 82%, 60%)
CMYK	cmyk(82.4%, 0%, 66.7%, 40%)
CIE-LAB	lab(55.33, -53.60, 43.00)
CIE-LCH	lch(55.33, 68.72, 141.26°)
OKLab	oklab(59.73% -0.1445 0.0997)
OKLCH	oklch(59.73% 0.176 145.4)
XYZ	xyz(12.4399, 23.2530, 6.9640)
Luminance	0.2325 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9933 #991B81

analogous

#42991B #1B9933 #1B9972

triadic

#1B9933 #331B99 #99331B

tetradic

#1B9933 #1B4299 #991B81 #99721B

square

#1B9933 #1B4299 #991B81 #99721B

split-complementary

#1B9933 #721B99 #991B42

monochromatic

#093110 #126522 #1B9933 #24CD44 #4FE06A

Accessibility & contrast

On white

3.72

#1B9933 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#1B9933 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9933

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9933	#FFFFFF	#000000	##000000
##1B9933	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8A26

Deuteranopia (green-blind)

#8E813C

Tritanopia (blue-blind)

#009584

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #1b9933;
/* rgb */ color: rgb(27, 153, 51);
/* oklch */ color: oklch(59.7% 0.176 145.4);

Tailwind

colors: {
  custom: {
    50: '#70b86f',
    500: '#1b9933',
    950: '#000000',
  },
}

SCSS

$custom: #1b9933;
$custom-light: #70b86f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9933",
  "rgb": {
    "r": 27,
    "g": 153,
    "b": 51
  },
  "hsl": {
    "h": 131.429,
    "s": 70,
    "l": 35.294
  },
  "oklch": {
    "l": 0.59727,
    "c": 0.17554,
    "h": 145.4
  },
  "luminance": 0.23254
}

Semantic roles & 50–950 ramp

primary

#1B9933

secondary

#C24EAC

accent

#3BCBED

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091108

muted

#7B807B

Preview Lab

Preview with #1B9933

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

Preview Lab → · Contrast checker → · Palette generator →