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Straightforward Hiwa

#686b39
Notes

Straightforward Hiwa (#686B39) is a deep yellow 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 (64°, 30%, 32%) 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 blue. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#686b39
RGB
rgb(104, 107, 57)
HSL
hsl(64, 30%, 32%)
HWB
hwb(64 22% 58%)
OKLCH
oklch(51.3% 0.071 111.7)
P3
color(display-p3 0.4100 0.4192 0.2485)
HSV
hsv(64, 47%, 42%)
LAB
lab(43.88% -9.33 27.52)
LCH
lch(43.88% 29.06 108.73)
CMYK
cmyk(3%, 0%, 47%, 58%)

Etymology

Straightforward
adjective

English compound straight + forward — sharing root with German geradeaus. As a color modifier, straightforward implies a clear-and-direct-and-unencumbered quality where the hue carries the visual register of clear-aim-and-uncomplicated character. Sits at the crisp-and-honest end of the grid, parallel to candid and direct in usage.

Hiwa
noun

The Japanese name for the Eurasian siskinSpinus spinus — and for the bright yellow-green of its plumage. Hiwa-iro refers to the saturated yellow-green color used in kosode kimono linings and woodblock prints. The color refers to a freshly molted siskin: a saturated, slightly green-shifted yellow with the matte finish of carotenoid feathers.

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.

#686b39
Original
#726735
Protanopia
#72683b
Deuteranopia
#6e665f
Tritanopia
#676767
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
5.60:1
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
3.75:1

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
##686B39
Display P3
Display P3
color(display-p3 0.4100 0.4192 0.2485)
Inside sRGBOKLCH chroma 0.071

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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