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Truthful Damask

#63a9e6
Notes

Truthful Damask (#63A9E6) 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 (208°, 72%, 65%) 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#63a9e6
RGB
rgb(99, 169, 230)
HSL
hsl(208, 72%, 65%)
HWB
hwb(208 39% 10%)
OKLCH
oklch(71.4% 0.114 246.5)
P3
color(display-p3 0.4530 0.6559 0.8815)
HSV
hsv(208, 57%, 90%)
LAB
lab(67.08% -4.53 -37.35)
LCH
lch(67.08% 37.63 263.09)
CMYK
cmyk(57%, 27%, 0%, 10%)

Etymology

Truthful
adjective

Old English trēowth, truth — adjectival suffix -ful. As a color modifier, truthful implies a clear-and-honest-and-direct quality where the hue carries the visual register of accurate-and-faithful-representation declaration. Sits at the crisp-and-honest end of the grid, parallel to candid and honest in usage.

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.

#63a9e6
Original
#8fabe9
Protanopia
#7e9de5
Deuteranopia
#00b7be
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
2.52:1
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
8.35:1

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
##63A9E6
Display P3
Display P3
color(display-p3 0.4530 0.6559 0.8815)
P3 has subtle headroomOKLCH chroma 0.114

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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