#40851A
Closest named color: Dark Grass Green (#388004). oklch(55% 0.154 137.2), rgb(64, 133, 26).
Aa
Black text reads best on this color (4.58:1).
About this color
#40851A is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.154 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Grass Green (#388004), ΔE 0.019 away. Black text reads best on it, at 4.58:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Dark Grass Green (#388004) |
| Black text | 4.58:1 |
| White text | 4.57:1 |
Values
| HEX | #40851A |
| RGB | rgb(64, 133, 26) |
| HSL | hsl(99, 67%, 31%) |
| OKLCH | oklch(55% 0.154 137.2) |
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 #40851A | 4.57:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #40851A | 4.58:1 | AA | Lc 32.6 | Non-text elements, placeholder text |
| #40851A text on white | 4.57:1 | AA | Lc 71.5 | Content text, not long reading |
| #40851A text on black | 4.58:1 | AA | Lc -30.2 | 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 600.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CDE0C7
oklch(88.6% 0.039 138.2)
-
Step 300
300
#ACCCA0
oklch(81% 0.07 137.2)
-
Step 400
400
#7FB16B
oklch(70.8% 0.111 137.2)
-
Step 500
500
#5D9D41
oklch(63.2% 0.142 137.2)
-
Step 600
600 (this color)
#40851A
oklch(55% 0.154 137.2)
-
Step 700
700
#33720C
oklch(49.1% 0.143 137.2)
-
Step 800
800
#2B5D10
oklch(42.7% 0.119 137.2)
-
Step 900
900
#284C16
oklch(37.6% 0.092 136.8)
-
Step 950
950
#182D0F
oklch(27.1% 0.058 137.2)
#40851A 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) | #8A7900 | 0.097 |
| Deuteranopia (no green cones) | #817326 | 0.098 |
| Tritanopia (no blue cones) | #3C8071 | 0.108 |
| Achromatopsia (no color) | #757575 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40851A
#40851A
oklch(55% 0.154 137.2)
- #9550AC
#9550AC
oklch(55.1% 0.154 317.1)
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 #40851A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grass Green #388004 ΔE 0.019
- Forest Green #228B22 ΔE 0.023
- Tree Green #2A7E19 ΔE 0.030
- Sap Green #5C8B15 ΔE 0.036
- Emerald Green #028F1E ΔE 0.037
- Green #008000 ΔE 0.041
- Kelley Green #009337 ΔE 0.043
- Mossy Green #638B27 ΔE 0.046
Use #40851A 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.