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Poised Planet

#303c9f
Notes

Poised Planet (#303C9F) 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 (234°, 54%, 41%) 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
#303c9f
RGB
rgb(48, 60, 159)
HSL
hsl(234, 54%, 41%)
HWB
hwb(234 19% 38%)
OKLCH
oklch(41.1% 0.159 272.0)
HSV
hsv(234, 70%, 62%)
LAB
lab(30.31% 29.05 -55.23)
LCH
lch(30.31% 62.41 297.74)
CMYK
cmyk(70%, 62%, 0%, 38%)

Etymology

Poised
adjective

Old French peser, to weigh — past-participle of poise. As a color modifier, poised implies a saturated-and-balanced-and-confident quality where the hue holds its position with elegant equilibrium. Sits at the bold-and-confident end of the grid, parallel to centered and composed.

Planet
noun

A celestial body orbiting a star — and the saturated deep blue of Neptune and Uranus, the two ice giants of our outer solar system. Planet color refers to Neptune in long-exposure spacecraft imagery: a saturated, slightly cool deep blue with the optical depth of methane-cloud absorption.

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.

#303c9f
Original
#004da2
Protanopia
#00429d
Deuteranopia
#005567
Tritanopia
#414141
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
9.24:1
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
2.27:1

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