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Spectral Magpie

#1797fb
Notes

Spectral Magpie (#1797FB) 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 (206°, 97%, 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
#1797fb
RGB
rgb(23, 151, 251)
HSL
hsl(206, 97%, 54%)
HWB
hwb(206 9% 2%)
OKLCH
oklch(66.4% 0.179 249.6)
HSV
hsv(206, 91%, 98%)
LAB
lab(61.02% 3.93 -58.56)
LCH
lch(61.02% 58.69 273.84)
CMYK
cmyk(91%, 40%, 0%, 2%)

Etymology

Spectral
adjective

Latin spectrum, appearance — adjectival suffix -al. As a color modifier, spectral implies a saturated-and-rainbow-decomposed-and-pure quality, the bright color of Newton-prism sunlight-decomposed seven-color spectrum band. Sits at the bright-and-pure end of the grid, parallel to prismatic and pure in usage.

Magpie
noun

The genus Cyanopica — Asian azure-magpies — corvid relatives of the Pica magpies but with saturated deep-blue plumage on back, wings, and tail. The color refers to a male C. cyanus (azure-winged magpie) wing: a saturated, slightly cool deep blue with the matte finish of structurally colored corvid feathers.

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.

#1797fb
Original
#659eff
Protanopia
#3f8bf9
Deuteranopia
#00afbd
Tritanopia
#838383
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
3.06:1
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
6.86:1

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