#1FA840#1FA840

#1FA840 is a light, vivid green. Relative luminance 0.287; OKLCH L 64.1% C 0.183 H 146.4°. Best body text is #000000 at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#1FA840
RGB	rgb(31, 168, 64)
HSL	hsl(134, 69%, 39%)
HSV	hsv(134, 82%, 66%)
CMYK	cmyk(81.5%, 0%, 61.9%, 34.1%)
CIE-LAB	lab(60.48, -56.55, 42.96)
CIE-LCH	lch(60.48, 71.02, 142.78°)
OKLab	oklab(64.06% -0.1521 0.1009)
OKLCH	oklch(64.06% 0.183 146.4)
XYZ	xyz(15.4919, 28.6648, 9.5659)
Luminance	0.2867 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA840 #A81F87

analogous

#42A81F #1FA840 #1FA885

triadic

#1FA840 #401FA8 #A8401F

tetradic

#1FA840 #1F42A8 #A81F87 #A8851F

square

#1FA840 #1F42A8 #A81F87 #A8851F

split-complementary

#1FA840 #851FA8 #A81F42

monochromatic

#0C4119 #15742C #1FA840 #2CD856 #60E27F

Accessibility & contrast

On white

3.12

#1FA840 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.73

#1FA840 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA840

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA840	#FFFFFF	#000000	##000000
##1FA840	1.00	3.12	6.73	6.73
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.73	21.00	1.00	1.00
##000000	6.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA9835

Deuteranopia (green-blind)

#9C8E49

Tritanopia (blue-blind)

#00A492

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #1fa840;
/* rgb */ color: rgb(31, 168, 64);
/* oklch */ color: oklch(64.1% 0.183 146.4);

Tailwind

colors: {
  custom: {
    50: '#74c379',
    500: '#1fa840',
    950: '#000000',
  },
}

SCSS

$custom: #1fa840;
$custom-light: #74c379;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa840",
  "rgb": {
    "r": 31,
    "g": 168,
    "b": 64
  },
  "hsl": {
    "h": 134.453,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.64064,
    "c": 0.18256,
    "h": 146.4
  },
  "luminance": 0.28667
}

Semantic roles & 50–950 ramp

primary

#1FA840

secondary

#C65DAD

accent

#3CC1EC

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1309

muted

#7C827B

Preview Lab

Preview with #1FA840

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

Preview Lab → · Contrast checker → · Palette generator →