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Unyielding Geneva

#4355db
Notes

Unyielding Geneva (#4355DB) is a true blue with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (233°, 68%, 56%) 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
#4355db
RGB
rgb(67, 85, 219)
HSL
hsl(233, 68%, 56%)
HWB
hwb(233 26% 14%)
OKLCH
oklch(51.9% 0.204 271.4)
P3
color(display-p3 0.2768 0.3313 0.8281)
HSV
hsv(233, 69%, 86%)
LAB
lab(42.46% 36.95 -70.58)
LCH
lch(42.46% 79.67 297.63)
CMYK
cmyk(69%, 61%, 0%, 14%)

Etymology

Unyielding
adjective

Old English un- (negation) plus gildan (to give-up). As a color modifier, unyielding implies a saturated-and-uncompromising quality where the hue refuses to fade-or-shift under any visual pressure. Sits at the bold-and-resilient end of the grid, parallel to indomitable and adamant in usage.

Geneva
noun

Lake Geneva — Lac Léman in French — the largest Alpine lake, between Switzerland and France. Geneva color refers to Lake Geneva water at Montreux in midsummer: a saturated, slightly cool deep blue with the optical depth of Alpine glacier-fed lake.

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.

#4355db
Original
#006bdf
Protanopia
#005dd8
Deuteranopia
#007790
Tritanopia
#5b5b5b
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
5.90:1
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
3.56:1

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
##4355DB
Display P3
Display P3
color(display-p3 0.2768 0.3313 0.8281)
P3 has visible headroomOKLCH chroma 0.204

This color is chromatic enough that authoring it as P3 native (instead of clamping to sRGB) gives a perceptibly more saturated render on wide-gamut displays — modern Macs, iPhones, iPads, and most recent OLED laptops.

Related Colors

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