#1B9B30#1B9B30

#1B9B30 is a mid, vivid green. Relative luminance 0.239; OKLCH L 60.3% C 0.180 H 144.9°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#1B9B30
RGB	rgb(27, 155, 48)
HSL	hsl(130, 70%, 36%)
HSV	hsv(130, 83%, 61%)
CMYK	cmyk(82.6%, 0%, 69%, 39.2%)
CIE-LAB	lab(55.98, -54.58, 44.99)
CIE-LCH	lch(55.98, 70.73, 140.50°)
OKLab	oklab(60.25% -0.1472 0.1036)
OKLCH	oklch(60.25% 0.18 144.9)
XYZ	xyz(12.7059, 23.8875, 6.7368)
Luminance	0.2389 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9B30 #9B1B86

analogous

#469B1B #1B9B30 #1B9B70

triadic

#1B9B30 #301B9B #9B301B

tetradic

#1B9B30 #1B469B #9B1B86 #9B701B

square

#1B9B30 #1B469B #9B1B86 #9B701B

split-complementary

#1B9B30 #701B9B #9B1B46

monochromatic

#093310 #126720 #1B9B30 #24CF40 #50E068

Accessibility & contrast

On white

3.63

#1B9B30 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#1B9B30 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9B30

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9B30	#FFFFFF	#000000	##000000
##1B9B30	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8C21

Deuteranopia (green-blind)

#90823A

Tritanopia (blue-blind)

#009785

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #1b9b30;
/* rgb */ color: rgb(27, 155, 48);
/* oklch */ color: oklch(60.3% 0.180 144.9);

Tailwind

colors: {
  custom: {
    50: '#71ba6e',
    500: '#1b9b30',
    950: '#000000',
  },
}

SCSS

$custom: #1b9b30;
$custom-light: #71ba6e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9b30",
  "rgb": {
    "r": 27,
    "g": 155,
    "b": 48
  },
  "hsl": {
    "h": 129.844,
    "s": 70.33,
    "l": 35.686
  },
  "oklch": {
    "l": 0.60253,
    "c": 0.18002,
    "h": 144.9
  },
  "luminance": 0.23889
}

Semantic roles & 50–950 ramp

primary

#1B9B30

secondary

#C34FB0

accent

#3BD0ED

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#091207

muted

#7B817A

Preview Lab

Preview with #1B9B30

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

Preview Lab → · Contrast checker → · Palette generator →