#337D00
Closest named color: Tree Green (#2A7E19). oklch(52.2% 0.16 137.6), rgb(51, 125, 0).
Aa
White text reads best on this color (5.15:1).
About this color
#337D00 is a medium-dark, vivid green. In OKLCH its lightness is 52%, its chroma 0.160 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.010 away. White text reads best on it, at 5.15:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.07:1 |
| White text | 5.15:1 |
Values
| HEX | #337D00 |
| RGB | rgb(51, 125, 0) |
| HSL | hsl(96, 100%, 25%) |
| OKLCH | oklch(52.2% 0.16 137.6) |
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 #337D00 | 5.15:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #337D00 | 4.07:1 | AA large text | Lc 29.0 | Dividers and decoration only |
| #337D00 text on white | 5.15:1 | AA | Lc 75.1 | Fine for body text |
| #337D00 text on black | 4.07:1 | AA large text | Lc -26.6 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F7F0
oklch(97% 0.011 136.6)
-
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
#A9CD9C
oklch(80.9% 0.077 137.5)
-
Step 400
400
#7AB364
oklch(70.8% 0.125 137.5)
-
Step 500
500
#559F35
oklch(63.2% 0.159 137.7)
-
Step 600
600
#388900
oklch(55.7% 0.171 137.7)
-
Step 700
700 (this color)
#337D00
oklch(52.2% 0.16 137.6)
-
Step 800
800
#255E00
oklch(42.7% 0.13 137.5)
-
Step 900
900
#234D0E
oklch(37.6% 0.102 137.4)
-
Step 950
950
#152E0B
oklch(27.2% 0.066 137.9)
#337D00 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) | #817100 | 0.103 |
| Deuteranopia (no green cones) | #786B17 | 0.101 |
| Tritanopia (no blue cones) | #2D7869 | 0.112 |
| Achromatopsia (no color) | #6D6D6D | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #337D00
#337D00
oklch(52.2% 0.16 137.6)
- #8E45A4
#8E45A4
oklch(52.2% 0.16 317.8)
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 #337D00, closest first.
No curated palette has a color within ΔE 0.04 of #337D00.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.010
- Dark Grass Green #388004 ΔE 0.011
- Green #008000 ΔE 0.022
- Forest Green #228B22 ΔE 0.040
- Jungle Green #048243 ΔE 0.046
- Emerald Green #028F1E ΔE 0.052
- Olive Green #677A04 ΔE 0.059
- Sap Green #5C8B15 ΔE 0.064
Use #337D00 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.