colors
Back to gallery

Hellish Padparadscha

#643422
Notes

Hellish Padparadscha (#643422) is a deep orange 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 (16°, 49%, 26%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#643422
RGB
rgb(100, 52, 34)
HSL
hsl(16, 49%, 26%)
HWB
hwb(16 13% 61%)
OKLCH
oklch(38.3% 0.075 41.0)
P3
color(display-p3 0.3670 0.2134 0.1483)
HSV
hsv(16, 66%, 39%)
LAB
lab(27.52% 19.69 20.77)
LCH
lch(27.52% 28.62 46.52)
CMYK
cmyk(0%, 48%, 66%, 61%)

Etymology

Hellish
adjective

Old English helle, hell — adjectival suffix -ish. As a color modifier, hellish implies the deep-glowing-furnace-darkness of Dante-and-Bosch infernal-imagery, where heat and shadow combine in the painted-and-poetic Christian underworld. Sits at the deep-and-warm end of the grid, parallel to infernal and warmer than plutonian.

Padparadscha
noun

A rare orange-pink variety of sapphire — corundum colored by trace chromium and iron in just the right balance. The name traces to the Sinhalese padma raga, lotus flower. Mined principally in Sri Lanka. The color refers to a faceted padparadscha: a saturated, slightly pink orange with the gem's signature internal life. Cooler than coral.

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.

#643422
Original
#413b20
Protanopia
#4c4521
Deuteranopia
#6e2b30
Tritanopia
#3d3d3d
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
10.21:1
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
2.06:1

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
##643422
Display P3
Display P3
color(display-p3 0.3670 0.2134 0.1483)
Inside sRGBOKLCH chroma 0.075

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.

Related Colors

Canvas