#66902A
Closest named color: Olive Drab (#6B8E23). oklch(60.2% 0.138 129.3), rgb(102, 144, 42).
Aa
Black text reads best on this color (5.58:1).
About this color
#66902A is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.138 and its hue 129°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Drab (#6B8E23), ΔE 0.007 away. Black text reads best on it, at 5.58:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Olive Drab (#6B8E23) |
| Black text | 5.58:1 |
| White text | 3.75:1 |
Values
| HEX | #66902A |
| RGB | rgb(102, 144, 42) |
| HSL | hsl(85, 55%, 36%) |
| OKLCH | oklch(60.2% 0.138 129.3) |
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 #66902A | 3.75:1 | AA large text | Lc -70.5 | Content text, not long reading |
| Black text on #66902A | 5.58:1 | AA | Lc 39.1 | Non-text elements, placeholder text |
| #66902A text on white | 3.75:1 | AA large text | Lc 65.0 | Content text, not long reading |
| #66902A text on black | 5.58:1 | AA | Lc -36.7 | 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
#E6EDDF
oklch(93.7% 0.02 128.7)
-
Step 200
200
#D1DEC5
oklch(88.4% 0.036 129.7)
-
Step 300
300
#B3CA9C
oklch(81% 0.067 129.4)
-
Step 400
400
#8BAE64
oklch(70.7% 0.108 129.5)
-
Step 500
500 (this color)
#66902A
oklch(60.2% 0.138 129.3)
-
Step 600
600
#578300
oklch(55.6% 0.148 129.3)
-
Step 700
700
#486E00
oklch(49.1% 0.131 129.4)
-
Step 800
800
#3B5A00
oklch(42.7% 0.113 129)
-
Step 900
900
#324A0D
oklch(37.6% 0.09 129.1)
-
Step 950
950
#1D2C0B
oklch(27.1% 0.057 130.1)
#66902A 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) | #97861A | 0.070 |
| Deuteranopia (no green cones) | #918333 | 0.071 |
| Tritanopia (no blue cones) | #698A7C | 0.107 |
| Achromatopsia (no color) | #848484 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66902A
#66902A
oklch(60.2% 0.138 129.3)
- #9967BE
#9967BE
oklch(60.2% 0.137 309.3)
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 #66902A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Drab #6B8E23 ΔE 0.007
- Mossy Green #638B27 ΔE 0.015
- Dark Yellow Green #728F02 ΔE 0.019
- Moss Green #658B38 ΔE 0.022
- Sap Green #5C8B15 ΔE 0.023
- Fern Green #548D44 ΔE 0.032
- Swamp Green #748500 ΔE 0.033
- Khaki Green #728639 ΔE 0.039
Use #66902A 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.