#66972F
Closest named color: Olive Drab (#6B8E23). oklch(62% 0.144 131.3), rgb(102, 151, 47).
Aa
Black text reads best on this color (6.03:1).
About this color
#66972F is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.144 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Drab (#6B8E23), ΔE 0.025 away. Black text reads best on it, at 6.03:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Olive Drab (#6B8E23) |
| Black text | 6.03:1 |
| White text | 3.48:1 |
Values
| HEX | #66972F |
| RGB | rgb(102, 151, 47) |
| HSL | hsl(88, 53%, 39%) |
| OKLCH | oklch(62% 0.144 131.3) |
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 #66972F | 3.48:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #66972F | 6.03:1 | AA | Lc 41.9 | Non-text elements, placeholder text |
| #66972F text on white | 3.48:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #66972F text on black | 6.03:1 | AA | Lc -39.5 | 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 500.
-
Step 50
50
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E5EDDF
oklch(93.6% 0.02 131.5)
-
Step 200
200
#D0DFC4
oklch(88.5% 0.04 131.1)
-
Step 300
300
#B1CB9B
oklch(81% 0.071 131)
-
Step 400
400
#87AF63
oklch(70.7% 0.112 131.4)
-
Step 500
500 (this color)
#66972F
oklch(62% 0.144 131.3)
-
Step 600
600
#518400
oklch(55.5% 0.153 131.4)
-
Step 700
700
#446F00
oklch(49.1% 0.134 131.1)
-
Step 800
800
#375B00
oklch(42.7% 0.117 131.1)
-
Step 900
900
#2F4B0C
oklch(37.7% 0.094 131.1)
-
Step 950
950
#1C2C0A
oklch(27% 0.059 130.8)
#66972F 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) | #9E8C20 | 0.078 |
| Deuteranopia (no green cones) | #978838 | 0.080 |
| Tritanopia (no blue cones) | #689182 | 0.109 |
| Achromatopsia (no color) | #898989 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66972F
#66972F
oklch(62% 0.144 131.3)
- #A26AC5
#A26AC5
oklch(62% 0.144 311.2)
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 #66972F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Drab #6B8E23 ΔE 0.025
- Dark Yellow Green #728F02 ΔE 0.026
- Flat Green #699D4C ΔE 0.029
- Mossy Green #638B27 ΔE 0.035
- Muted Green #5FA052 ΔE 0.035
- Moss Green #658B38 ΔE 0.038
- Sap Green #5C8B15 ΔE 0.039
- Drab Green #749551 ΔE 0.043
Use #66972F 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.