#6BB721

A color in the Green family

#6bb721 is a color in the Green family: RGB(107, 183, 33), HSL(90°, 69%, 42%), CMYK(42%, 0%, 82%, 28%). Closest named color: limegreen. Contrast is 2.49:1 on white and 8.42:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#6bb721
RGBrgb(107 183 33)
RGB (legacy)rgb(107, 183, 33)
RGB %rgb(42% 72% 13%)
HSLhsl(90 69% 42%)
HSV / HSBhsv(90, 82%, 72%)
HWBhwb(90 13% 28%)
CMYKcmyk(42%, 0%, 82%, 28%)
CIELAB (D50)lab(67.51 -41.7 61.03)
LCHlch(67.51 73.91 124.34)
OKLaboklab(0.7031 -0.1309 0.1367)
OKLCHoklch(0.7031 0.1892 133.77)
Decimal7059233

Properties

Color ToneGreen
Closest named colorlimegreen ΔE 6.4
Closest web-safe color#66cc33
Hue90°
Saturation (HSL / HSV)69% / 82%
Lightness (HSL)42%
Brightness or Value (HSV)72%
Luminance (Rec.601 / Rec.709)56% / 61%
Relative luminance (WCAG)0.371
Red / Green / Blue107 / 183 / 33

WCAG 2.2 Contrast Ratio

On White (#ffffff)
2.49:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
On Black (#000000)
8.42:1
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 48.7 / -53.3 · As background with white / black text: Lc -53.7 / 55.3

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: #6bb721;
  --color-brand-oklch: oklch(70.31% 0.1892 133.77);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(107 183 33 / 50%); }
/* Tailwind CSS */
<div class="bg-[#6bb721] text-[#6bb721] border-[#6bb721]">