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Reserved Bondi

#425a70
Notes

Reserved Bondi (#425A70) 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 (209°, 26%, 35%) places it in the muted 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#425a70
RGB
rgb(66, 90, 112)
HSL
hsl(209, 26%, 35%)
HWB
hwb(209 26% 56%)
OKLCH
oklch(45.7% 0.046 246.7)
P3
color(display-p3 0.2783 0.3503 0.4313)
HSV
hsv(209, 41%, 44%)
LAB
lab(37.19% -2.84 -15.40)
LCH
lch(37.19% 15.66 259.56)
CMYK
cmyk(41%, 20%, 0%, 56%)

Etymology

Reserved
adjective

The past participle of reserve, to hold back — used as a color modifier since the seventeenth century for hues that read as restrained and undemanding. Reserved beige, reserved navy: low-to-moderate saturation combined with optical restraint. Sits at the hushed-bucket alongside quiet and modest.

Bondi
noun

Bondi Beach, the kilometer of golden sand and surf in eastern Sydney — Australian for water breaking over rocks, from the Aboriginal Dharug word boondi. The color refers to mid-depth Bondi water on a sunny morning: a saturated, slightly green-shifted blue with the optical clarity of South Pacific water hitting a sandstone shoreline. Brighter than aegean, cooler than caribbean, with the surf-culture association of a beach featured in a million postcards.

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.

#425a70
Original
#515a71
Protanopia
#4b5570
Deuteranopia
#325f61
Tritanopia
#565656
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
7.17:1
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
2.93:1

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
##425A70
Display P3
Display P3
color(display-p3 0.2783 0.3503 0.4313)
Inside sRGBOKLCH chroma 0.046

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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