#66963E
Closest named color: Flat Green (#699D4C). oklch(61.9% 0.13 132.9), rgb(102, 150, 62).
Aa
Black text reads best on this color (5.99:1).
About this color
#66963E is a medium-dark, moderately saturated green. In OKLCH its lightness is 62%, its chroma 0.130 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Flat Green (#699D4C), ΔE 0.023 away. Black text reads best on it, at 5.99:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Flat Green (#699D4C) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #66963E |
| RGB | rgb(102, 150, 62) |
| HSL | hsl(93, 42%, 42%) |
| OKLCH | oklch(61.9% 0.13 132.9) |
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 #66963E | 3.50:1 | AA large text | Lc -67.9 | Content text, not long reading |
| Black text on #66963E | 5.99:1 | AA | Lc 41.6 | Non-text elements, placeholder text |
| #66963E text on white | 3.50:1 | AA large text | Lc 62.4 | Content text, not long reading |
| #66963E text on black | 5.99:1 | AA | Lc -39.2 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E5EDE0
oklch(93.6% 0.019 133.1)
-
Step 200
200
#D0DFC7
oklch(88.6% 0.036 133.6)
-
Step 300
300
#B1CAA0
oklch(80.9% 0.064 132.8)
-
Step 400
400
#88AE6B
oklch(70.6% 0.102 132.5)
-
Step 500
500 (this color)
#66963E
oklch(61.9% 0.13 132.9)
-
Step 600
600
#51841E
oklch(55.7% 0.141 132.9)
-
Step 700
700
#416F0E
oklch(49% 0.131 132.9)
-
Step 800
800
#365B11
oklch(42.7% 0.109 132.9)
-
Step 900
900
#2F4B17
oklch(37.8% 0.085 133.1)
-
Step 950
950
#1C2C0F
oklch(27.1% 0.053 132.9)
#66963E 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) | #9C8B35 | 0.076 |
| Deuteranopia (no green cones) | #958844 | 0.075 |
| Tritanopia (no blue cones) | #679083 | 0.098 |
| Achromatopsia (no color) | #898989 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66963E
#66963E
oklch(61.9% 0.13 132.9)
- #A16DBD
#A16DBD
oklch(62% 0.129 313)
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 #66963E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Flat Green #699D4C ΔE 0.023
- Olive Drab #6B8E23 ΔE 0.026
- Muted Green #5FA052 ΔE 0.029
- Drab Green #749551 ΔE 0.030
- Moss Green #658B38 ΔE 0.031
- Dark Yellow Green #728F02 ΔE 0.033
- Mossy Green #638B27 ΔE 0.034
- Fern Green #548D44 ΔE 0.037
Use #66963E 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.