#1FB331#1FB331

#1FB331 is a light, highly saturated green. Relative luminance 0.328; OKLCH L 66.9% C 0.206 H 144.1°. Best body text is #000000 at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#1FB331
RGB	rgb(31, 179, 49)
HSL	hsl(127, 70%, 41%)
HSV	hsv(127, 83%, 70%)
CMYK	cmyk(82.7%, 0%, 72.6%, 29.8%)
CIE-LAB	lab(63.96, -61.63, 53.00)
CIE-LCH	lch(63.96, 81.28, 139.31°)
OKLab	oklab(66.91% -0.1665 0.1205)
OKLCH	oklch(66.91% 0.206 144.1)
XYZ	xyz(17.2384, 32.7511, 8.3182)
Luminance	0.3275 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB331 #B31FA1

analogous

#57B31F #1FB331 #1FB37B

triadic

#1FB331 #311FB3 #B3311F

tetradic

#1FB331 #1F57B3 #B31FA1 #B37B1F

square

#1FB331 #1F57B3 #B31FA1 #B37B1F

split-complementary

#1FB331 #7B1FB3 #B31F57

monochromatic

#0D4B14 #167F23 #1FB331 #33DC48 #68E577

Accessibility & contrast

On white

2.78

#1FB331 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.55

#1FB331 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB331

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB331	#FFFFFF	#000000	##000000
##1FB331	1.00	2.78	7.55	7.55
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.55	21.00	1.00	1.00
##000000	7.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A21A

Deuteranopia (green-blind)

#A7973F

Tritanopia (blue-blind)

#00AE9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #1fb331;
/* rgb */ color: rgb(31, 179, 49);
/* oklch */ color: oklch(66.9% 0.206 144.1);

Tailwind

colors: {
  custom: {
    50: '#78cb71',
    500: '#1fb331',
    950: '#000000',
  },
}

SCSS

$custom: #1fb331;
$custom-light: #78cb71;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb331",
  "rgb": {
    "r": 31,
    "g": 179,
    "b": 49
  },
  "hsl": {
    "h": 127.297,
    "s": 70.476,
    "l": 41.176
  },
  "oklch": {
    "l": 0.66912,
    "c": 0.20553,
    "h": 144.1
  },
  "luminance": 0.32753
}

Semantic roles & 50–950 ramp

primary

#1FB331

secondary

#CA64BE

accent

#3BD8ED

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #1FB331

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

Preview Lab → · Contrast checker → · Palette generator →