#1FA02B#1FA02B

#1FA02B is a mid, vivid green. Relative luminance 0.256; OKLCH L 61.7% C 0.188 H 143.9°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#1FA02B
RGB	rgb(31, 160, 43)
HSL	hsl(126, 68%, 37%)
HSV	hsv(126, 81%, 63%)
CMYK	cmyk(80.6%, 0%, 73.1%, 37.3%)
CIE-LAB	lab(57.66, -56.17, 48.79)
CIE-LCH	lch(57.66, 74.40, 139.02°)
OKLab	oklab(61.66% -0.1519 0.1109)
OKLCH	oklch(61.66% 0.188 143.9)
XYZ	xyz(13.5710, 25.6057, 6.5122)
Luminance	0.2561 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA02B #A01F94

analogous

#54A01F #1FA02B #1FA06B

triadic

#1FA02B #2B1FA0 #A02B1F

tetradic

#1FA02B #1F54A0 #A01F94 #A06B1F

square

#1FA02B #1F54A0 #A01F94 #A06B1F

split-complementary

#1FA02B #6B1FA0 #A01F54

monochromatic

#0B390F #156D1D #1FA02B #29D339 #5ADF67

Accessibility & contrast

On white

3.43

#1FA02B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#1FA02B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA02B

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA02B	#FFFFFF	#000000	##000000
##1FA02B	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A39017

Deuteranopia (green-blind)

#958737

Tritanopia (blue-blind)

#009B89

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #1fa02b;
/* rgb */ color: rgb(31, 160, 43);
/* oklch */ color: oklch(61.7% 0.188 143.9);

Tailwind

colors: {
  custom: {
    50: '#73bd6c',
    500: '#1fa02b',
    950: '#000000',
  },
}

SCSS

$custom: #1fa02b;
$custom-light: #73bd6c;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa02b",
  "rgb": {
    "r": 31,
    "g": 160,
    "b": 43
  },
  "hsl": {
    "h": 125.581,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.61659,
    "c": 0.18811,
    "h": 143.9
  },
  "luminance": 0.25607
}

Semantic roles & 50–950 ramp

primary

#1FA02B

secondary

#C358B9

accent

#3DDAEA

background

#F7FBF6

surface

#EEF7EC

border

#C9D0C7

text

#0A1207

muted

#7C817A

Preview Lab

Preview with #1FA02B

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

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