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Manic Lazulite

#51adf0
Notes

Manic Lazulite (#51ADF0) 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 (205°, 84%, 63%) 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
#51adf0
RGB
rgb(81, 173, 240)
HSL
hsl(205, 84%, 63%)
HWB
hwb(205 32% 6%)
OKLCH
oklch(72.0% 0.131 243.2)
P3
color(display-p3 0.4126 0.6702 0.9188)
HSV
hsv(205, 66%, 94%)
LAB
lab(67.96% -6.78 -41.49)
LCH
lch(67.96% 42.04 260.73)
CMYK
cmyk(66%, 28%, 0%, 6%)

Etymology

Manic
adjective

Greek manikós, raving / mad — sharing root with mania. As a color modifier, manic implies a saturated-and-overstimulated-and-extreme quality, the bright color of Andy-Warhol-and-Pop-Art late-Pop-Art repeated-and-multiplied portrait color schemes. Sits at the bright-and-active end of the grid, parallel to hyper and frenetic in usage.

Lazulite
noun

A magnesium-iron-aluminum phosphate mineral — distinct from lapis lazuli despite the etymological cousin. Mined principally in Yukon Territory (Canada) and Madagascar. The color refers to a polished lazulite cabochon: a saturated, slightly cool deep blue with the matte finish of opaque phosphate mineral.

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.

#51adf0
Original
#8faef3
Protanopia
#799fef
Deuteranopia
#00bdc4
Tritanopia
#9e9e9e
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
2.45:1
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
8.59:1

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
##51ADF0
Display P3
Display P3
color(display-p3 0.4126 0.6702 0.9188)
P3 has subtle headroomOKLCH chroma 0.131

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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