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Peaceful Gloaming

#3c4088
Notes

Peaceful Gloaming (#3C4088) is a true blue 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 (237°, 39%, 38%) 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 yellow. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#3c4088
RGB
rgb(60, 64, 136)
HSL
hsl(237, 39%, 38%)
HWB
hwb(237 24% 47%)
OKLCH
oklch(40.8% 0.118 277.4)
P3
color(display-p3 0.2382 0.2505 0.5155)
HSV
hsv(237, 56%, 53%)
LAB
lab(30.41% 20.34 -40.95)
LCH
lch(30.41% 45.73 296.41)
CMYK
cmyk(56%, 53%, 0%, 47%)

Etymology

Peaceful
adjective

Latin pāx, peace — adjectival suffix -ful. As a color modifier, peaceful implies a clear-and-restful-and-calm quality where the hue carries the visual register of Quaker-meeting-house still-and-meditative interior atmosphere. Sits at the crisp-and-calm end of the grid, parallel to serene and placid in usage.

Gloaming
noun

Scots and Northern English gloming, twilight — derived from Old English glōmung, related to glōm (gloom) but specifically denoting the half-light between sunset and full dark. Gloaming color refers to a Highland-loch eastern sky at the gloaming: a saturated, slightly cool deep blue-violet with the optical complexity of Rayleigh-scattered atmospheric Belt of Venus light over a wet Scottish horizon.

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.

#3c4088
Original
#1a4b8b
Protanopia
#0f4586
Deuteranopia
#17505d
Tritanopia
#444444
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
9.21:1
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
2.28:1

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
##3C4088
Display P3
Display P3
color(display-p3 0.2382 0.2505 0.5155)
P3 has subtle headroomOKLCH chroma 0.118

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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