#66873F
Closest named color: Swamp (#698339). oklch(58.1% 0.107 129.6), rgb(102, 135, 63).
Aa
Black text reads best on this color (5.10:1).
About this color
#66873F is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.107 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp (#698339), ΔE 0.011 away. Black text reads best on it, at 5.10:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Swamp (#698339) |
| Black text | 5.10:1 |
| White text | 4.11:1 |
Values
| HEX | #66873F |
| RGB | rgb(102, 135, 63) |
| HSL | hsl(88, 36%, 39%) |
| OKLCH | oklch(58.1% 0.107 129.6) |
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 #66873F | 4.11:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #66873F | 5.10:1 | AA | Lc 35.9 | Non-text elements, placeholder text |
| #66873F text on white | 4.11:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #66873F text on black | 5.10:1 | AA | Lc -33.5 | 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
#E7ECE2
oklch(93.7% 0.014 128.6)
-
Step 200
200
#D3DDCB
oklch(88.5% 0.027 130.9)
-
Step 300
300
#B7C7A7
oklch(80.9% 0.047 129.1)
-
Step 400
400
#91AB77
oklch(70.8% 0.078 129.8)
-
Step 500
500
#769554
oklch(63% 0.097 129.6)
-
Step 600
600 (this color)
#66873F
oklch(58.1% 0.107 129.6)
-
Step 700
700
#4E6B2A
oklch(49% 0.098 129.6)
-
Step 800
800
#405824
oklch(42.8% 0.083 129.9)
-
Step 900
900
#364822
oklch(37.6% 0.064 129.8)
-
Step 950
950
#202A15
oklch(26.9% 0.039 129.5)
#66873F 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) | #8D7F38 | 0.057 |
| Deuteranopia (no green cones) | #887C44 | 0.058 |
| Tritanopia (no blue cones) | #688277 | 0.083 |
| Achromatopsia (no color) | #7D7D7D | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66873F
#66873F
oklch(58.1% 0.107 129.6)
- #8E68AA
#8E68AA
oklch(58.2% 0.107 309.8)
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 #66873F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp #698339 ΔE 0.011
- Khaki Green #728639 ΔE 0.015
- Moss Green #658B38 ΔE 0.016
- Fern Green #548D44 ΔE 0.024
- Mossy Green #638B27 ΔE 0.029
- Dark Sage #598556 ΔE 0.032
- Military Green #667C3E ΔE 0.033
- Light Forest Green #4F9153 ΔE 0.035
Use #66873F 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.