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Beaming Damask

#339cf3
Notes

Beaming Damask (#339CF3) is a true azure with a neon character. It sits at the high-saturation edge of its family. Use it sparingly, as signage, accent, or highlight against darker surfaces. Its HSL profile (207°, 89%, 58%) 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
#339cf3
RGB
rgb(51, 156, 243)
HSL
hsl(207, 89%, 58%)
HWB
hwb(207 20% 5%)
OKLCH
oklch(67.5% 0.159 248.2)
HSV
hsv(207, 79%, 95%)
LAB
lab(62.46% 0.04 -51.86)
LCH
lch(62.46% 51.86 270.04)
CMYK
cmyk(79%, 36%, 0%, 5%)

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.

Damask
noun

A reversible patterned fabric originally woven in Damascus — used in Renaissance European bed-hangings, Ottoman ceremonial robes, and traditional Italian Lucchese silk. Damask blue refers to a deep-blue silk damask: a saturated, slightly cool deep blue with the satin finish of patterned woven silk.

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.

#339cf3
Original
#73a1f7
Protanopia
#568ff1
Deuteranopia
#00b1bc
Tritanopia
#8c8c8c
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
2.92:1
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
7.19:1

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