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Straightforward Tannenbaum

#21691f
Notes

Straightforward Tannenbaum (#21691F) is a deep green 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 (118°, 54%, 27%) 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 violet. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#21691f
RGB
rgb(33, 105, 31)
HSL
hsl(118, 54%, 27%)
HWB
hwb(118 12% 59%)
OKLCH
oklch(46.0% 0.129 142.7)
P3
color(display-p3 0.2139 0.4060 0.1640)
HSV
hsv(118, 70%, 41%)
LAB
lab(38.77% -37.81 33.92)
LCH
lch(38.77% 50.79 138.10)
CMYK
cmyk(69%, 0%, 70%, 59%)

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.

Tannenbaum
noun

The German word for fir tree — particularly the Abies and Picea trees decorated as Weihnachtsbaum in the German Christmas tradition. Tannenbaum color refers to fresh fir foliage in a Bavarian forest in December: a deep, slightly cool dark green with the resinous finish of conifer needles.

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.

#21691f
Original
#6b5f15
Protanopia
#635926
Deuteranopia
#11665a
Tritanopia
#545454
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
6.76:1
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
3.11:1

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
##21691F
Display P3
Display P3
color(display-p3 0.2139 0.4060 0.1640)
P3 has subtle headroomOKLCH chroma 0.129

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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