#1FBC4F#1FBC4F

#1FBC4F is a light, vivid green. Relative luminance 0.368; OKLCH L 69.6% C 0.194 H 147.7°. Best body text is #000000 at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#1FBC4F
RGB	rgb(31, 188, 79)
HSL	hsl(138, 72%, 43%)
HSV	hsv(138, 84%, 74%)
CMYK	cmyk(83.5%, 0%, 58%, 26.3%)
CIE-LAB	lab(67.14, -61.18, 43.74)
CIE-LCH	lch(67.14, 75.21, 144.44°)
OKLab	oklab(69.64% -0.1643 0.1038)
OKLCH	oklch(69.64% 0.194 147.7)
XYZ	xyz(19.9580, 36.8198, 13.4507)
Luminance	0.3682 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FBC4F #BC1F8C

analogous

#3DBC1F #1FBC4F #1FBC9D

triadic

#1FBC4F #4F1FBC #BC4F1F

tetradic

#1FBC4F #1F3DBC #BC1F8C #BC9D1F

square

#1FBC4F #1F3DBC #BC1F8C #BC9D1F

split-complementary

#1FBC4F #9D1FBC #BC1F3D

monochromatic

#0E5323 #168739 #1FBC4F #3ADE6C #6EE793

Accessibility & contrast

On white

2.51

#1FBC4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.36

#1FBC4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FBC4F

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FBC4F	#FFFFFF	#000000	##000000
##1FBC4F	1.00	2.51	8.36	8.36
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.36	21.00	1.00	1.00
##000000	8.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEAB44

Deuteranopia (green-blind)

#AD9F58

Tritanopia (blue-blind)

#00B8A4

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #1fbc4f;
/* rgb */ color: rgb(31, 188, 79);
/* oklch */ color: oklch(69.6% 0.194 147.7);

Tailwind

colors: {
  custom: {
    50: '#79d183',
    500: '#1fbc4f',
    950: '#000000',
  },
}

SCSS

$custom: #1fbc4f;
$custom-light: #79d183;
$custom-dark: #000000;

JSON

{
  "hex": "#1fbc4f",
  "rgb": {
    "r": 31,
    "g": 188,
    "b": 79
  },
  "hsl": {
    "h": 138.344,
    "s": 71.689,
    "l": 42.941
  },
  "oklch": {
    "l": 0.69644,
    "c": 0.19434,
    "h": 147.7
  },
  "luminance": 0.36822
}

Semantic roles & 50–950 ramp

primary

#1FBC4F

secondary

#CD69AF

accent

#39B7EE

background

#F8FDF8

surface

#EFFAEF

border

#CAD3CA

text

#0B140B

muted

#7C837C

Preview Lab

Preview with #1FBC4F

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

Preview Lab → · Contrast checker → · Palette generator →