#1FB437#1FB437

#1FB437 is a light, highly saturated green. Relative luminance 0.332; OKLCH L 67.2% C 0.203 H 144.7°. Best body text is #000000 at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#1FB437
RGB	rgb(31, 180, 55)
HSL	hsl(130, 71%, 41%)
HSV	hsv(130, 83%, 71%)
CMYK	cmyk(82.8%, 0%, 69.4%, 29.4%)
CIE-LAB	lab(64.33, -61.39, 51.06)
CIE-LCH	lch(64.33, 79.85, 140.25°)
OKLab	oklab(67.23% -0.1656 0.1172)
OKLCH	oklch(67.23% 0.203 144.7)
XYZ	xyz(17.5747, 33.2075, 9.0971)
Luminance	0.3321 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB437 #B41F9C

analogous

#52B41F #1FB437 #1FB482

triadic

#1FB437 #371FB4 #B4371F

tetradic

#1FB437 #1F52B4 #B41F9C #B4821F

square

#1FB437 #1F52B4 #B41F9C #B4821F

split-complementary

#1FB437 #821FB4 #B41F52

monochromatic

#0D4C17 #168027 #1FB437 #34DC4F #68E57C

Accessibility & contrast

On white

2.75

#1FB437 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.64

#1FB437 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB437

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB437	#FFFFFF	#000000	##000000
##1FB437	1.00	2.75	7.64	7.64
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.64	21.00	1.00	1.00
##000000	7.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A325

Deuteranopia (green-blind)

#A89843

Tritanopia (blue-blind)

#00AF9B

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #1fb437;
/* rgb */ color: rgb(31, 180, 55);
/* oklch */ color: oklch(67.2% 0.203 144.7);

Tailwind

colors: {
  custom: {
    50: '#78cc74',
    500: '#1fb437',
    950: '#000000',
  },
}

SCSS

$custom: #1fb437;
$custom-light: #78cc74;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb437",
  "rgb": {
    "r": 31,
    "g": 180,
    "b": 55
  },
  "hsl": {
    "h": 129.664,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67233,
    "c": 0.20288,
    "h": 144.7
  },
  "luminance": 0.3321
}

Semantic roles & 50–950 ramp

primary

#1FB437

secondary

#CB64BA

accent

#3AD1ED

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #1FB437

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

Preview Lab → · Contrast checker → · Palette generator →