#80B310

A color in the Green family

#80b310 is a color in the Green family: RGB(128, 179, 16), HSL(79°, 84%, 38%), CMYK(28%, 0%, 91%, 30%). Closest named color: yellowgreen. Contrast is 2.51:1 on white and 8.37:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#80b310
RGBrgb(128 179 16)
RGB (legacy)rgb(128, 179, 16)
RGB %rgb(50% 70% 6%)
HSLhsl(79 84% 38%)
HSV / HSBhsv(79, 91%, 70%)
HWBhwb(79 6% 30%)
CMYKcmyk(28%, 0%, 91%, 30%)
CIELAB (D50)lab(67.39 -32.94 64.97)
LCHlch(67.39 72.85 116.89)
OKLaboklab(0.7044 -0.1093 0.1422)
OKLCHoklch(0.7044 0.1793 127.54)
Decimal8434448

Properties

Color ToneGreen
Closest named coloryellowgreen ΔE 8.1
Closest web-safe color#99cc00
Hue79°
Saturation (HSL / HSV)84% / 91%
Lightness (HSL)38%
Brightness or Value (HSV)70%
Luminance (Rec.601 / Rec.709)57% / 61%
Relative luminance (WCAG)0.3687
Red / Green / Blue128 / 179 / 16

WCAG 2.2 Contrast Ratio

On White (#ffffff)
2.51:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
On Black (#000000)
8.37:1
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 49 / -53 · As background with white / black text: Lc -54 / 55

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: #80b310;
  --color-brand-oklch: oklch(70.44% 0.1793 127.54);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(128 179 16 / 50%); }
/* Tailwind CSS */
<div class="bg-[#80b310] text-[#80b310] border-[#80b310]">