#1FBD21#1FBD21

#1FBD21 is a light, highly saturated green. Relative luminance 0.368; OKLCH L 69.5% C 0.224 H 142.8°. Best body text is #000000 at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#1FBD21
RGB	rgb(31, 189, 33)
HSL	hsl(121, 72%, 43%)
HSV	hsv(121, 84%, 74%)
CMYK	cmyk(83.6%, 0%, 82.5%, 25.9%)
CIE-LAB	lab(67.12, -65.75, 61.19)
CIE-LCH	lch(67.12, 89.82, 137.05°)
OKLab	oklab(69.52% -0.1784 0.1355)
OKLCH	oklch(69.52% 0.224 142.8)
XYZ	xyz(19.0359, 36.7939, 7.5372)
Luminance	0.3680 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FBD21 #BD1FBB

analogous

#6CBD1F #1FBD21 #1FBD70

triadic

#1FBD21 #211FBD #BD211F

tetradic

#1FBD21 #1F6CBD #BD1FBB #BD701F

square

#1FBD21 #1F6CBD #BD1FBB #BD701F

split-complementary

#1FBD21 #701FBD #BD1F6C

monochromatic

#0E540F #168818 #1FBD21 #3ADF3D #6FE771

Accessibility & contrast

On white

2.51

#1FBD21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.36

#1FBD21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FBD21

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FBD21	#FFFFFF	#000000	##000000
##1FBD21	1.00	2.51	8.36	8.36
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.36	21.00	1.00	1.00
##000000	8.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AA00

Deuteranopia (green-blind)

#B19F36

Tritanopia (blue-blind)

#00B7A1

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #1fbd21;
/* rgb */ color: rgb(31, 189, 33);
/* oklch */ color: oklch(69.5% 0.224 142.8);

Tailwind

colors: {
  custom: {
    50: '#7bd26b',
    500: '#1fbd21',
    950: '#000000',
  },
}

SCSS

$custom: #1fbd21;
$custom-light: #7bd26b;
$custom-dark: #000000;

JSON

{
  "hex": "#1fbd21",
  "rgb": {
    "r": 31,
    "g": 189,
    "b": 33
  },
  "hsl": {
    "h": 120.759,
    "s": 71.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.69518,
    "c": 0.22398,
    "h": 142.8
  },
  "luminance": 0.36796
}

Semantic roles & 50–950 ramp

primary

#1FBD21

secondary

#CE6ACC

accent

#39ECEF

background

#F8FDF6

surface

#F0FAEC

border

#CBD3C7

text

#0B1407

muted

#7C837A

Preview Lab

Preview with #1FBD21

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

Preview Lab → · Contrast checker → · Palette generator →