#03990E
Closest named color: True Green (#089404). oklch(59.2% 0.198 142.9), rgb(3, 153, 14).
Aa
Black text reads best on this color (5.56:1).
About this color
#03990E is a medium-dark, vivid green. In OKLCH its lightness is 59%, its chroma 0.198 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is True Green (#089404), ΔE 0.015 away. Black text reads best on it, at 5.56:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.198) |
| Temperature | in between |
| Nearest name | True Green (#089404) |
| Black text | 5.56:1 |
| White text | 3.77:1 |
Values
| HEX | #03990E |
| RGB | rgb(3, 153, 14) |
| HSL | hsl(124, 96%, 31%) |
| OKLCH | oklch(59.2% 0.198 142.9) |
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 #03990E | 3.77:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #03990E | 5.56:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #03990E text on white | 3.77:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #03990E text on black | 5.56:1 | AA | Lc -37.2 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDF
oklch(93.7% 0.027 143.6)
-
Step 200
200
#C7E2C4
oklch(88.5% 0.05 142.4)
-
Step 300
300
#9FD09B
oklch(80.9% 0.089 142.8)
-
Step 400
400
#67B763
oklch(70.8% 0.142 142.9)
-
Step 500
500
#33A332
oklch(63% 0.181 142.9)
-
Step 600
600 (this color)
#03990E
oklch(59.2% 0.198 142.9)
-
Step 700
700
#007607
oklch(49.1% 0.165 142.9)
-
Step 800
800
#006105
oklch(42.7% 0.143 143)
-
Step 900
900
#0A500B
oklch(37.6% 0.119 142.9)
-
Step 950
950
#0A2F0A
oklch(26.9% 0.075 143.1)
#03990E 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) | #9C8900 | 0.141 |
| Deuteranopia (no green cones) | #8F8024 | 0.140 |
| Tritanopia (no blue cones) | #009482 | 0.130 |
| Achromatopsia (no color) | #838383 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03990E
#03990E
oklch(59.2% 0.198 142.9)
- #B34AC0
#B34AC0
oklch(59.3% 0.197 323.1)
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 #03990E, closest first.
No curated palette has a color within ΔE 0.04 of #03990E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- True Green #089404 ΔE 0.015
- Irish Green #019529 ΔE 0.021
- Grass Green #3F9B0B ΔE 0.026
- Grassy Green #419C03 ΔE 0.029
- Emerald Green #028F1E ΔE 0.033
- Kelley Green #009337 ΔE 0.035
- Forest Green #228B22 ΔE 0.045
- Kelly Green #02AB2E ΔE 0.053
Use #03990E 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.