#1FB02B#1FB02B

#1FB02B is a light, highly saturated green. Relative luminance 0.315; OKLCH L 66.1% C 0.206 H 143.6°. Best body text is #000000 at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#1FB02B
RGB	rgb(31, 176, 43)
HSL	hsl(125, 70%, 41%)
HSV	hsv(125, 82%, 69%)
CMYK	cmyk(82.4%, 0%, 75.6%, 31%)
CIE-LAB	lab(62.94, -61.19, 54.13)
CIE-LCH	lch(62.94, 81.70, 138.50°)
OKLab	oklab(66.05% -0.1656 0.1221)
OKLCH	oklch(66.05% 0.206 143.6)
XYZ	xyz(16.5253, 31.5144, 7.4970)
Luminance	0.3152 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB02B #B01FA4

analogous

#5BB01F #1FB02B #1FB074

triadic

#1FB02B #2B1FB0 #B02B1F

tetradic

#1FB02B #1F5BB0 #B01FA4 #B0741F

square

#1FB02B #1F5BB0 #B01FA4 #B0741F

split-complementary

#1FB02B #741FB0 #B01F5B

monochromatic

#0D4812 #167C1E #1FB02B #31DB3F #65E470

Accessibility & contrast

On white

2.88

#1FB02B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.30

#1FB02B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB02B

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB02B	#FFFFFF	#000000	##000000
##1FB02B	1.00	2.88	7.30	7.30
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.30	21.00	1.00	1.00
##000000	7.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B49F0E

Deuteranopia (green-blind)

#A4943A

Tritanopia (blue-blind)

#00AB97

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #1fb02b;
/* rgb */ color: rgb(31, 176, 43);
/* oklch */ color: oklch(66.1% 0.206 143.6);

Tailwind

colors: {
  custom: {
    50: '#77c96e',
    500: '#1fb02b',
    950: '#000000',
  },
}

SCSS

$custom: #1fb02b;
$custom-light: #77c96e;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb02b",
  "rgb": {
    "r": 31,
    "g": 176,
    "b": 43
  },
  "hsl": {
    "h": 124.966,
    "s": 70.048,
    "l": 40.588
  },
  "oklch": {
    "l": 0.66051,
    "c": 0.20572,
    "h": 143.6
  },
  "luminance": 0.31516
}

Semantic roles & 50–950 ramp

primary

#1FB02B

secondary

#C962C1

accent

#3BDEED

background

#F8FCF6

surface

#EFF8EC

border

#CAD1C7

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #1FB02B

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

Preview Lab → · Contrast checker → · Palette generator →