#378600
Closest named color: Forest Green (#228B22). oklch(54.8% 0.168 137.6), rgb(55, 134, 0).
Aa
White text reads best on this color (4.59:1).
About this color
#378600 is a medium-dark, vivid green. In OKLCH its lightness is 55%, its chroma 0.168 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest Green (#228B22), ΔE 0.018 away. White text reads best on it, at 4.59:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Forest Green (#228B22) |
| Black text | 4.57:1 |
| White text | 4.59:1 |
Values
| HEX | #378600 |
| RGB | rgb(55, 134, 0) |
| HSL | hsl(95, 100%, 26%) |
| OKLCH | oklch(54.8% 0.168 137.6) |
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 #378600 | 4.59:1 | AA | Lc -76.9 | Fine for body text |
| Black text on #378600 | 4.57:1 | AA | Lc 32.6 | Non-text elements, placeholder text |
| #378600 text on white | 4.59:1 | AA | Lc 71.5 | Content text, not long reading |
| #378600 text on black | 4.57:1 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EEDF
oklch(93.7% 0.023 137.2)
-
Step 200
200
#CCE0C5
oklch(88.4% 0.042 137.5)
-
Step 300
300
#A9CD9D
oklch(81% 0.076 137.9)
-
Step 400
400
#7BB266
oklch(70.7% 0.12 137.5)
-
Step 500
500
#579E38
oklch(63.1% 0.154 137.5)
-
Step 600
600 (this color)
#378600
oklch(54.8% 0.168 137.6)
-
Step 700
700
#2E7300
oklch(49.1% 0.151 137.7)
-
Step 800
800
#255E02
oklch(42.7% 0.13 137.7)
-
Step 900
900
#244D10
oklch(37.6% 0.1 137.4)
-
Step 950
950
#162D0C
oklch(26.9% 0.063 137.4)
#378600 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) | #8B7900 | 0.109 |
| Deuteranopia (no green cones) | #817319 | 0.107 |
| Tritanopia (no blue cones) | #308171 | 0.118 |
| Achromatopsia (no color) | #757575 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #378600
#378600
oklch(54.8% 0.168 137.6)
- #984AB0
#984AB0
oklch(54.9% 0.169 317.6)
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 #378600, closest first.
No curated palette has a color within ΔE 0.04 of #378600.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest Green #228B22 ΔE 0.018
- Dark Grass Green #388004 ΔE 0.018
- Emerald Green #028F1E ΔE 0.029
- Tree Green #2A7E19 ΔE 0.030
- Green #008000 ΔE 0.033
- Kelley Green #009337 ΔE 0.042
- True Green #089404 ΔE 0.043
- Irish Green #019529 ΔE 0.043
Use #378600 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.