#64BF64

A color in the Green family

#64bf64 is a color in the Green family: RGB(100, 191, 100), HSL(120°, 42%, 57%), CMYK(48%, 0%, 48%, 25%). Closest named color: mediumseagreen. Contrast is 2.29:1 on white and 9.18:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#64bf64
RGBrgb(100 191 100)
RGB (legacy)rgb(100, 191, 100)
RGB %rgb(39% 75% 39%)
HSLhsl(120 42% 57%)
HSV / HSBhsv(120, 48%, 75%)
HWBhwb(120 39% 25%)
CMYKcmyk(48%, 0%, 48%, 25%)
CIELAB (D50)lab(70.15 -42.42 36.93)
LCHlch(70.15 56.24 138.96)
OKLaboklab(0.7266 -0.1245 0.0912)
OKLCHoklch(0.7266 0.1543 143.78)
Decimal6602596

Properties

Color ToneGreen
Closest named colormediumseagreen ΔE 5.3
Closest web-safe color#66cc66
Hue120°
Saturation (HSL / HSV)42% / 48%
Lightness (HSL)57%
Brightness or Value (HSV)75%
Luminance (Rec.601 / Rec.709)60% / 65%
Relative luminance (WCAG)0.4089
Red / Green / Blue100 / 191 / 100

WCAG 2.2 Contrast Ratio

On White (#ffffff)
2.29:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
On Black (#000000)
9.18:1
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 44.9 / -57.2 · As background with white / black text: Lc -49.7 / 59.1

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: #64bf64;
  --color-brand-oklch: oklch(72.66% 0.1543 143.78);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(100 191 100 / 50%); }
/* Tailwind CSS */
<div class="bg-[#64bf64] text-[#64bf64] border-[#64bf64]">