#3EFD21

A color in the Green family

#3efd21 is a color in the Green family: RGB(62, 253, 33), HSL(112°, 98%, 56%), CMYK(75%, 0%, 87%, 1%). Closest named color: lime. Contrast is 1.37:1 on white and 15.28:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#3efd21
RGBrgb(62 253 33)
RGB (legacy)rgb(62, 253, 33)
RGB %rgb(24% 99% 13%)
HSLhsl(112 98% 56%)
HSV / HSBhsv(112, 87%, 99%)
HWBhwb(112 13% 1%)
CMYKcmyk(75%, 0%, 87%, 1%)
CIELAB (D50)lab(87.77 -73.91 77.71)
LCHlch(87.77 107.24 133.56)
OKLaboklab(0.8675 -0.2195 0.1741)
OKLCHoklch(0.8675 0.2802 141.59)
Decimal4128033

Properties

Color ToneGreen
Closest named colorlime ΔE 1.5
Closest web-safe color#33ff33
Hue112°
Saturation (HSL / HSV)98% / 87%
Lightness (HSL)56%
Brightness or Value (HSV)99%
Luminance (Rec.601 / Rec.709)67% / 77%
Relative luminance (WCAG)0.7138
Red / Green / Blue62 / 253 / 33

WCAG 2.2 Contrast Ratio

On White (#ffffff)
1.37:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
On Black (#000000)
15.28:1
AA Normal (4.5:1) · PassAA Large (3:1) · PassAAA Normal (7:1) · Pass
Aa Bb 123

APCA Contrast Lc (reference) — As text on white / black: Lc 17.6 / -86 · As background with white / black text: Lc -20.1 / 86.1

Lightness Scale (OKLCH 50–950)

Eleven steps that change only perceived lightness while keeping hue and chroma — ready to use as design-system color tokens.

Tints (mixed with white)

Shades (mixed with black)

Color Harmonies

Color Vision Deficiency Simulation

Estimated appearance of this color for people with color vision deficiencies (Machado 2009).

Similar Named Colors

Use in CSS

:root {
  --color-brand: #3efd21;
  --color-brand-oklch: oklch(86.75% 0.2802 141.59);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(62 253 33 / 50%); }
/* Tailwind CSS */
<div class="bg-[#3efd21] text-[#3efd21] border-[#3efd21]">