#63AA2D
Closest named color: Grass (#5CAC2D). oklch(66.7% 0.171 134.8), rgb(99, 170, 45).
Aa
Black text reads best on this color (7.31:1).
About this color
#63AA2D is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.171 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass (#5CAC2D), ΔE 0.008 away. Black text reads best on it, at 7.31:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.171) |
| Temperature | in between |
| Nearest name | Grass (#5CAC2D) |
| Black text | 7.31:1 |
| White text | 2.86:1 |
Values
| HEX | #63AA2D |
| RGB | rgb(99, 170, 45) |
| HSL | hsl(94, 58%, 42%) |
| OKLCH | oklch(66.7% 0.171 134.8) |
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 #63AA2D | 2.86:1 | Fails | Lc -59.9 | Large or bold text, headings |
| Black text on #63AA2D | 7.31:1 | AAA | Lc 49.4 | Large or bold text, headings |
| #63AA2D text on white | 2.86:1 | Fails | Lc 54.6 | Large or bold text, headings |
| #63AA2D text on black | 7.31:1 | AAA | Lc -47.2 | Large or bold text, headings |
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
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E3EEDE
oklch(93.6% 0.024 135.7)
-
Step 200
200
#CCE1C2
oklch(88.6% 0.047 135.5)
-
Step 300
300
#AACD96
oklch(80.9% 0.084 134.4)
-
Step 400
400
#7BB359
oklch(70.7% 0.135 134.9)
-
Step 500
500 (this color)
#63AA2D
oklch(66.7% 0.171 134.8)
-
Step 600
600
#468600
oklch(55.5% 0.161 134.6)
-
Step 700
700
#397100
oklch(49.1% 0.143 134.9)
-
Step 800
800
#2E5D00
oklch(42.8% 0.125 134.8)
-
Step 900
900
#254D00
oklch(37.6% 0.109 134.8)
-
Step 950
950
#162E05
oklch(27.1% 0.071 135)
#63AA2D 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) | #B09C16 | 0.101 |
| Deuteranopia (no green cones) | #A79639 | 0.104 |
| Tritanopia (no blue cones) | #62A392 | 0.126 |
| Achromatopsia (no color) | #989898 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63AA2D
#63AA2D
oklch(66.7% 0.171 134.8)
- #BB6FDC
#BB6FDC
oklch(66.7% 0.172 314.8)
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 #63AA2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass #5CAC2D ΔE 0.008
- Leaf #71AA34 ΔE 0.017
- Leaf Green #5CA904 ΔE 0.019
- Mid Green #50A747 ΔE 0.028
- Fern #63A950 ΔE 0.032
- Medium Green #39AD48 ΔE 0.033
- Dark Pastel Green #56AE57 ΔE 0.035
- Leafy Green #51B73B ΔE 0.036
Use #63AA2D 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.