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Midnight Tatra

#611375
Notes

Midnight Tatra (#611375) is a deep violet with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (288°, 72%, 27%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#611375
RGB
rgb(97, 19, 117)
HSL
hsl(288, 72%, 27%)
HWB
hwb(288 7% 54%)
OKLCH
oklch(37.1% 0.161 318.1)
P3
color(display-p3 0.3483 0.1015 0.4423)
HSV
hsv(288, 84%, 46%)
LAB
lab(24.61% 47.42 -38.12)
LCH
lch(24.61% 60.84 321.20)
CMYK
cmyk(17%, 84%, 0%, 54%)

Etymology

Midnight
noun

The color of the sky at midnight on a clear, moonless night, far from city lights — almost black, but with a slight blue cast where star-scattered light reaches the eye. The color refers to that exact moment: a very deep, slightly violet-shifted near-black blue with the optical depth of a sky stripped of every direct light source. Deeper than navy, warmer than ink, with the temporal weight of a name that is a precise hour as well as a color.

Tatra
noun

Carpathian high-mountain range straddling Poland and Slovakia — its alpine tatran peaks above 2,000m support some of Europe's last Soldanella alpina and Gentiana clusii deep-violet alpine flora. Tatra color refers to a Soldanella alpina corolla on a High Tatras alpine ledge: a saturated, slightly cool deep violet with the velvet finish of fresh alpine snowbell petal under high-altitude light.

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.

#611375
Original
#003678
Protanopia
#183d73
Deuteranopia
#602a45
Tritanopia
#2b2b2b
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).
AAAon White
11.30:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
1.86:1

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
##611375
Display P3
Display P3
color(display-p3 0.3483 0.1015 0.4423)
P3 has subtle headroomOKLCH chroma 0.161

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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