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Firm Damask

#3c86dd
Notes

Firm Damask (#3C86DD) 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 (212°, 70%, 55%) 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
#3c86dd
RGB
rgb(60, 134, 221)
HSL
hsl(212, 70%, 55%)
HWB
hwb(212 24% 13%)
OKLCH
oklch(61.6% 0.151 254.4)
P3
color(display-p3 0.3123 0.5189 0.8414)
HSV
hsv(212, 73%, 87%)
LAB
lab(55.31% 6.17 -51.01)
LCH
lch(55.31% 51.38 276.90)
CMYK
cmyk(73%, 39%, 0%, 13%)

Etymology

Firm
adjective

Latin firmus, strong / stable — sharing root with English farm (originally a fixed-yearly-rental). As a color modifier, firm implies a saturated-and-resolute quality where the hue holds its visual position without wavering. Sits at the bold-and-firm end of the grid, parallel to steadfast and unwavering 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.

#3c86dd
Original
#5d8de0
Protanopia
#437edb
Deuteranopia
#009aa7
Tritanopia
#7d7d7d
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).
AA Largeon White
3.72:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
5.65:1

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
##3C86DD
Display P3
Display P3
color(display-p3 0.3123 0.5189 0.8414)
P3 has subtle headroomOKLCH chroma 0.151

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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