#1FB23C#1FB23C

#1FB23C is a light, vivid green. Relative luminance 0.325; OKLCH L 66.7% C 0.197 H 145.4°. Best body text is #000000 at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#1FB23C
RGB	rgb(31, 178, 60)
HSL	hsl(132, 70%, 41%)
HSV	hsv(132, 83%, 70%)
CMYK	cmyk(82.6%, 0%, 66.3%, 30.2%)
CIE-LAB	lab(63.72, -60.25, 48.35)
CIE-LCH	lch(63.72, 77.25, 141.26°)
OKLab	oklab(66.74% -0.1623 0.112)
OKLCH	oklch(66.74% 0.197 145.4)
XYZ	xyz(17.2998, 32.4562, 9.6270)
Luminance	0.3246 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB23C #B21F95

analogous

#4BB21F #1FB23C #1FB285

triadic

#1FB23C #3C1FB2 #B23C1F

tetradic

#1FB23C #1F4BB2 #B21F95 #B2851F

square

#1FB23C #1F4BB2 #B21F95 #B2851F

split-complementary

#1FB23C #851FB2 #B21F4B

monochromatic

#0D4A19 #167E2A #1FB23C #33DB54 #67E580

Accessibility & contrast

On white

2.80

#1FB23C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.49

#1FB23C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB23C

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB23C	#FFFFFF	#000000	##000000
##1FB23C	1.00	2.80	7.49	7.49
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.49	21.00	1.00	1.00
##000000	7.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A12D

Deuteranopia (green-blind)

#A59647

Tritanopia (blue-blind)

#00AD9A

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #1fb23c;
/* rgb */ color: rgb(31, 178, 60);
/* oklch */ color: oklch(66.7% 0.197 145.4);

Tailwind

colors: {
  custom: {
    50: '#77ca77',
    500: '#1fb23c',
    950: '#000000',
  },
}

SCSS

$custom: #1fb23c;
$custom-light: #77ca77;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb23c",
  "rgb": {
    "r": 31,
    "g": 178,
    "b": 60
  },
  "hsl": {
    "h": 131.837,
    "s": 70.335,
    "l": 40.98
  },
  "oklch": {
    "l": 0.66739,
    "c": 0.19722,
    "h": 145.4
  },
  "luminance": 0.32458
}

Semantic roles & 50–950 ramp

primary

#1FB23C

secondary

#CA63B6

accent

#3BCAED

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0A1309

muted

#7C827B

Preview Lab

Preview with #1FB23C

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

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