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Manorial Welkin

#377ddf
Notes

Manorial Welkin (#377DDF) 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 (215°, 72%, 55%) 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
#377ddf
RGB
rgb(55, 125, 223)
HSL
hsl(215, 72%, 55%)
HWB
hwb(215 22% 13%)
OKLCH
oklch(59.6% 0.165 257.5)
HSV
hsv(215, 75%, 87%)
LAB
lab(52.74% 11.76 -56.25)
LCH
lch(52.74% 57.47 281.81)
CMYK
cmyk(75%, 44%, 0%, 13%)

Etymology

Manorial
adjective

Latin manōrium, dwelling — adjectival suffix -al, derived from manēre (to remain). As a color modifier, manorial implies a saturated-and-aristocratic-and-rural quality, the deep-rich color of pre-modern English manor-house livery-and-tapestry tradition. Sits at the bold-and-aristocratic end of the grid, parallel to lordly and patrician.

Welkin
noun

The archaic English word for sky or cloud-vault — used in Old English religious literature, Shakespeare's Henry V ("the welkin's vicegerent and sole dominator"), and the Scottish ballad tradition. Welkin color refers to the sky in poetic register: a saturated, slightly cool deep blue with the optical brightness of clean atmosphere.

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

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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.

#377ddf
Original
#4b86e3
Protanopia
#2977dd
Deuteranopia
#0094a3
Tritanopia
#757575
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
4.07:1
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
5.16:1

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