#1FA01F#1FA01F

#1FA01F is a mid, vivid green. Relative luminance 0.255; OKLCH L 61.6% C 0.195 H 142.8°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#1FA01F
RGB	rgb(31, 160, 31)
HSL	hsl(120, 68%, 37%)
HSV	hsv(120, 81%, 63%)
CMYK	cmyk(80.6%, 0%, 80.6%, 37.3%)
CIE-LAB	lab(57.59, -57.07, 52.86)
CIE-LCH	lch(57.59, 77.79, 137.19°)
OKLab	oklab(61.58% -0.1549 0.1178)
OKLCH	oklch(61.58% 0.195 142.8)
XYZ	xyz(13.3824, 25.5302, 5.5186)
Luminance	0.2553 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA01F #A01FA0

analogous

#60A01F #1FA01F #1FA060

triadic

#1FA01F #1F1FA0 #A01F1F

tetradic

#1FA01F #1F60A0 #A01FA0 #A0601F

square

#1FA01F #1F60A0 #A01FA0 #A0601F

split-complementary

#1FA01F #601FA0 #A01F60

monochromatic

#0B390B #156D15 #1FA01F #29D329 #5ADF5A

Accessibility & contrast

On white

3.44

#1FA01F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#1FA01F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA01F

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA01F	#FFFFFF	#000000	##000000
##1FA01F	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A49000

Deuteranopia (green-blind)

#96872F

Tritanopia (blue-blind)

#009B88

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #1fa01f;
/* rgb */ color: rgb(31, 160, 31);
/* oklch */ color: oklch(61.6% 0.195 142.8);

Tailwind

colors: {
  custom: {
    50: '#74bd66',
    500: '#1fa01f',
    950: '#000000',
  },
}

SCSS

$custom: #1fa01f;
$custom-light: #74bd66;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa01f",
  "rgb": {
    "r": 31,
    "g": 160,
    "b": 31
  },
  "hsl": {
    "h": 120,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.61576,
    "c": 0.19461,
    "h": 142.8
  },
  "luminance": 0.25532
}

Semantic roles & 50–950 ramp

primary

#1FA01F

secondary

#C358C3

accent

#3DEAEA

background

#F7FBF6

surface

#EEF7EB

border

#C9D0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #1FA01F

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

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