#1B9E30#1B9E30

#1B9E30 is a mid, vivid green. Relative luminance 0.249; OKLCH L 61.1% C 0.183 H 144.8°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#1B9E30
RGB	rgb(27, 158, 48)
HSL	hsl(130, 71%, 36%)
HSV	hsv(130, 83%, 62%)
CMYK	cmyk(82.9%, 0%, 69.6%, 38%)
CIE-LAB	lab(56.98, -55.55, 46.06)
CIE-LCH	lch(56.98, 72.16, 140.33°)
OKLab	oklab(61.09% -0.1499 0.1058)
OKLCH	oklch(61.09% 0.183 144.8)
XYZ	xyz(13.2114, 24.8985, 6.9053)
Luminance	0.2490 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B9E30 #9E1B89

analogous

#489E1B #1B9E30 #1B9E72

triadic

#1B9E30 #301B9E #9E301B

tetradic

#1B9E30 #1B489E #9E1B89 #9E721B

square

#1B9E30 #1B489E #9E1B89 #9E721B

split-complementary

#1B9E30 #721B9E #9E1B48

monochromatic

#093510 #126A20 #1B9E30 #24D240 #52E169

Accessibility & contrast

On white

3.51

#1B9E30 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#1B9E30 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9E30

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B9E30	#FFFFFF	#000000	##000000
##1B9E30	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18F20

Deuteranopia (green-blind)

#93853B

Tritanopia (blue-blind)

#009A88

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #1b9e30;
/* rgb */ color: rgb(27, 158, 48);
/* oklch */ color: oklch(61.1% 0.183 144.8);

Tailwind

colors: {
  custom: {
    50: '#72bc6e',
    500: '#1b9e30',
    950: '#000000',
  },
}

SCSS

$custom: #1b9e30;
$custom-light: #72bc6e;
$custom-dark: #000000;

JSON

{
  "hex": "#1b9e30",
  "rgb": {
    "r": 27,
    "g": 158,
    "b": 48
  },
  "hsl": {
    "h": 129.618,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.61086,
    "c": 0.18348,
    "h": 144.8
  },
  "luminance": 0.249
}

Semantic roles & 50–950 ramp

primary

#1B9E30

secondary

#C451B2

accent

#3AD1EE

background

#F7FBF6

surface

#EEF6EC

border

#C9D0C7

text

#091207

muted

#7B817A

Preview Lab

Preview with #1B9E30

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

Preview Lab → · Contrast checker → · Palette generator →