#678B45
Closest named color: Moss Green (#658B38). oklch(59.3% 0.106 131.4), rgb(103, 139, 69).
Aa
Black text reads best on this color (5.35:1).
About this color
#678B45 is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.106 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Moss Green (#658B38), ΔE 0.015 away. Black text reads best on it, at 5.35:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Moss Green (#658B38) |
| Black text | 5.35:1 |
| White text | 3.92:1 |
Values
| HEX | #678B45 |
| RGB | rgb(103, 139, 69) |
| HSL | hsl(91, 34%, 41%) |
| OKLCH | oklch(59.3% 0.106 131.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #678B45 | 3.92:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #678B45 | 5.35:1 | AA | Lc 37.5 | Non-text elements, placeholder text |
| #678B45 text on white | 3.92:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #678B45 text on black | 5.35:1 | AA | Lc -35.1 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E6ECE2
oklch(93.6% 0.015 132.5)
-
Step 200
200
#D3DDCB
oklch(88.5% 0.027 130.9)
-
Step 300
300
#B6C7A8
oklch(80.8% 0.046 130.9)
-
Step 400
400
#90AB79
oklch(70.8% 0.076 131.2)
-
Step 500
500
#749656
oklch(63.2% 0.098 131.5)
-
Step 600
600 (this color)
#678B45
oklch(59.3% 0.106 131.4)
-
Step 700
700
#4C6C2C
oklch(49.1% 0.099 131.3)
-
Step 800
800
#3E5826
oklch(42.7% 0.082 131.8)
-
Step 900
900
#354923
oklch(37.8% 0.065 131.6)
-
Step 950
950
#1F2B15
oklch(27.1% 0.042 132)
#678B45 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #90823F | 0.060 |
| Deuteranopia (no green cones) | #8B8049 | 0.059 |
| Tritanopia (no blue cones) | #68867B | 0.080 |
| Achromatopsia (no color) | #818181 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #678B45
#678B45
oklch(59.3% 0.106 131.4)
- #936BAC
#936BAC
oklch(59.3% 0.106 311.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #678B45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Moss Green #658B38 ΔE 0.015
- Khaki Green #728639 ΔE 0.019
- Fern Green #548D44 ΔE 0.022
- Swamp #698339 ΔE 0.023
- Light Forest Green #4F9153 ΔE 0.028
- Mossy Green #638B27 ΔE 0.030
- Olive Drab #6B8E23 ΔE 0.034
- Dark Sage #598556 ΔE 0.035
Use #678B45 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.