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Beaming Plectranthus

#2c9ee9
Notes

Beaming Plectranthus (#2C9EE9) is a true azure with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (204°, 81%, 54%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#2c9ee9
RGB
rgb(44, 158, 233)
HSL
hsl(204, 81%, 54%)
HWB
hwb(204 17% 9%)
OKLCH
oklch(67.3% 0.148 243.3)
P3
color(display-p3 0.3160 0.6109 0.8897)
HSV
hsv(204, 81%, 91%)
LAB
lab(62.40% -5.35 -46.47)
LCH
lch(62.40% 46.78 263.43)
CMYK
cmyk(81%, 32%, 0%, 9%)

Etymology

Beaming
adjective

The progressive participle of beam, to emit a directional light — used as a color word since the nineteenth century for hues that read as if focused and projecting. Beaming yellow, beaming pink: the implication is luminance combined with directionality. Sits at the bright-bucket center alongside radiant and glowing.

Plectranthus
noun

The genus Plectranthus — particularly P. ecklonii, the South African blue spur flower whose fall-blooming blue flower spikes attract sunbirds. The color refers to a fresh P. ecklonii at peak autumn bloom: a saturated, slightly cool deep blue-violet with the matte finish of small clustered mint-family flowers.

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.

#2c9ee9
Original
#7ba0ec
Protanopia
#608fe8
Deuteranopia
#00b0b9
Tritanopia
#8b8b8b
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
2.93:1
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
7.17:1

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
##2C9EE9
Display P3
Display P3
color(display-p3 0.3160 0.6109 0.8897)
P3 has subtle headroomOKLCH chroma 0.148

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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