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Tracer Vine

#63bb3b
Notes

Tracer Vine (#63BB3B) is a true green with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (101°, 52%, 48%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary violet. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#63bb3b
RGB
rgb(99, 187, 59)
HSL
hsl(101, 52%, 48%)
HWB
hwb(101 23% 27%)
OKLCH
oklch(71.1% 0.184 137.6)
P3
color(display-p3 0.4741 0.7251 0.3093)
HSV
hsv(101, 68%, 73%)
LAB
lab(68.39% -49.04 54.32)
LCH
lch(68.39% 73.18 132.08)
CMYK
cmyk(47%, 0%, 68%, 27%)

Etymology

Tracer
adjective

Old French tracier, to trace — sharing root with English trace and track. As a color modifier, tracer implies a saturated-and-streak-of-light quality, the bright color of military-tracer-round and long-exposure-photography light-trail visual streak. Sits at the bright-and-active end of the grid, parallel to flashing and streaking in usage.

Vine
noun

Generic for any climbing plant — particularly the grapevine Vitis vinifera whose leaves are central to Mediterranean wine viticulture and dolma cooking. Vine color refers to fresh grape-vine leaves in early summer: a saturated, slightly cool deep yellow-green with the matte finish of vine leaf surface.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#63bb3b
Original
#c1ab28
Protanopia
#b5a447
Deuteranopia
#5eb4a1
Tritanopia
#9f9f9f
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon White
2.41:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
8.70:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##63BB3B
Display P3
Display P3
color(display-p3 0.4741 0.7251 0.3093)
P3 has visible headroomOKLCH chroma 0.184

This color is chromatic enough that authoring it as P3 native (instead of clamping to sRGB) gives a perceptibly more saturated render on wide-gamut displays — modern Macs, iPhones, iPads, and most recent OLED laptops.

Related Colors

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