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Unblemished Aegirine

#4763a9
Notes

Unblemished Aegirine (#4763A9) is a true azure with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (223°, 41%, 47%) 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 amber. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#4763a9
RGB
rgb(71, 99, 169)
HSL
hsl(223, 41%, 47%)
HWB
hwb(223 28% 34%)
OKLCH
oklch(51.2% 0.116 266.0)
P3
color(display-p3 0.3015 0.3852 0.6432)
HSV
hsv(223, 58%, 66%)
LAB
lab(42.95% 11.32 -40.77)
LCH
lch(42.95% 42.31 285.52)
CMYK
cmyk(58%, 41%, 0%, 34%)

Etymology

Unblemished
adjective

Old French blesmir, to wound — negative-prefix un- plus past-participle of blemish. As a color modifier, unblemished implies a clear-and-flawless quality where the hue carries no defect or imperfection. Sits at the crisp-and-clean end of the grid, parallel to pristine and spotless in usage.

Aegirine
noun

A sodium-iron pyroxene mineral — often saturated dark blue-green-black, mined principally in Norway, Greenland, and Russia. The name traces to Ægir, the Norse god of the sea. The color refers to a polished Norwegian aegirine specimen: a deep, slightly cool dark blue-green-black with the slight metallic luster of pyroxene.

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.

#4763a9
Original
#456aac
Protanopia
#3861a8
Deuteranopia
#00727e
Tritanopia
#626262
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).
AAon White
5.79:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.63:1

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
##4763A9
Display P3
Display P3
color(display-p3 0.3015 0.3852 0.6432)
P3 has subtle headroomOKLCH chroma 0.116

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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