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Straightforward Sphagnum

#18641e
Notes

Straightforward Sphagnum (#18641E) is a deep green with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (125°, 61%, 24%) 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
#18641e
RGB
rgb(24, 100, 30)
HSL
hsl(125, 61%, 24%)
HWB
hwb(125 9% 61%)
OKLCH
oklch(44.2% 0.127 144.1)
P3
color(display-p3 0.1902 0.3864 0.1568)
HSV
hsv(125, 76%, 39%)
LAB
lab(36.75% -37.93 32.12)
LCH
lch(36.75% 49.71 139.75)
CMYK
cmyk(76%, 0%, 70%, 61%)

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.

Sphagnum
noun

The genus Sphagnum — peat mosses that form the dominant ground cover of bogs and high moors, and the source of peat fuel and horticultural growing medium. Sphagnum color refers to fresh living sphagnum moss: a saturated, slightly muted yellow-green with the velvet-matte finish of dense moss colonies.

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.

#18641e
Original
#665a15
Protanopia
#5d5424
Deuteranopia
#006156
Tritanopia
#4f4f4f
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
7.29:1
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
2.88:1

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
##18641E
Display P3
Display P3
color(display-p3 0.1902 0.3864 0.1568)
P3 has subtle headroomOKLCH chroma 0.127

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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