#1FA11D#1FA11D

#1FA11D is a mid, vivid green. Relative luminance 0.259; OKLCH L 61.8% C 0.197 H 142.6°. Best body text is #000000 at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#1FA11D
RGB	rgb(31, 161, 29)
HSL	hsl(119, 69%, 37%)
HSV	hsv(119, 82%, 63%)
CMYK	cmyk(80.7%, 0%, 82%, 36.9%)
CIE-LAB	lab(57.91, -57.51, 53.76)
CIE-LCH	lch(57.91, 78.73, 136.93°)
OKLab	oklab(61.84% -0.1562 0.1194)
OKLCH	oklch(61.84% 0.197 142.6)
XYZ	xyz(13.5309, 25.8681, 5.4421)
Luminance	0.2587 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA11D #9F1DA1

analogous

#61A11D #1FA11D #1DA15D

triadic

#1FA11D #1D1FA1 #A11D1F

tetradic

#1FA11D #1D61A1 #9F1DA1 #A15D1D

square

#1FA11D #1D61A1 #9F1DA1 #A15D1D

split-complementary

#1FA11D #5D1DA1 #A11D61

monochromatic

#0B390A #156D14 #1FA11D #29D526 #5AE158

Accessibility & contrast

On white

3.40

#1FA11D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.17

#1FA11D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA11D

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA11D	#FFFFFF	#000000	##000000
##1FA11D	1.00	3.40	6.17	6.17
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.17	21.00	1.00	1.00
##000000	6.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#97872E

Tritanopia (blue-blind)

#009C89

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #1fa11d;
/* rgb */ color: rgb(31, 161, 29);
/* oklch */ color: oklch(61.8% 0.197 142.6);

Tailwind

colors: {
  custom: {
    50: '#74be65',
    500: '#1fa11d',
    950: '#000000',
  },
}

SCSS

$custom: #1fa11d;
$custom-light: #74be65;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa11d",
  "rgb": {
    "r": 31,
    "g": 161,
    "b": 29
  },
  "hsl": {
    "h": 119.091,
    "s": 69.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.61842,
    "c": 0.19658,
    "h": 142.6
  },
  "luminance": 0.2587
}

Semantic roles & 50–950 ramp

primary

#1FA11D

secondary

#C355C4

accent

#3CECEA

background

#F7FBF6

surface

#EEF7EB

border

#C9D0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #1FA11D

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

Preview Lab → · Contrast checker → · Palette generator →