#B2FD39

A color in the Green family

#b2fd39 is a color in the Green family: RGB(178, 253, 57), HSL(83°, 98%, 61%), CMYK(30%, 0%, 77%, 1%). Closest named color: greenyellow. Contrast is 1.24:1 on white and 17:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#b2fd39
RGBrgb(178 253 57)
RGB (legacy)rgb(178, 253, 57)
RGB %rgb(70% 99% 22%)
HSLhsl(83 98% 61%)
HSV / HSBhsv(83, 77%, 99%)
HWBhwb(83 22% 1%)
CMYKcmyk(30%, 0%, 77%, 1%)
CIELAB (D50)lab(91.94 -43.61 77.87)
LCHlch(91.94 89.25 119.25)
OKLaboklab(0.9117 -0.1417 0.1744)
OKLCHoklch(0.9117 0.2247 129.11)
Decimal11730233

Properties

Color ToneGreen
Closest named colorgreenyellow ΔE 1
Closest web-safe color#99ff33
Hue83°
Saturation (HSL / HSV)98% / 77%
Lightness (HSL)61%
Brightness or Value (HSV)99%
Luminance (Rec.601 / Rec.709)82% / 87%
Relative luminance (WCAG)0.8001
Red / Green / Blue178 / 253 / 57

WCAG 2.2 Contrast Ratio

On White (#ffffff)
1.24:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
On Black (#000000)
17.00:1
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 11.4 / -92.7 · As background with white / black text: Lc -13.2 / 92.2

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: #b2fd39;
  --color-brand-oklch: oklch(91.17% 0.2247 129.11);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(178 253 57 / 50%); }
/* Tailwind CSS */
<div class="bg-[#b2fd39] text-[#b2fd39] border-[#b2fd39]">