#63AA34
Closest named color: Grass (#5CAC2D). oklch(66.7% 0.167 135.4), rgb(99, 170, 52).
Aa
Black text reads best on this color (7.33:1).
About this color
#63AA34 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.167 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass (#5CAC2D), ΔE 0.011 away. Black text reads best on it, at 7.33:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Grass (#5CAC2D) |
| Black text | 7.33:1 |
| White text | 2.86:1 |
Values
| HEX | #63AA34 |
| RGB | rgb(99, 170, 52) |
| HSL | hsl(96, 53%, 44%) |
| OKLCH | oklch(66.7% 0.167 135.4) |
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 #63AA34 | 2.86:1 | Fails | Lc -59.9 | Large or bold text, headings |
| Black text on #63AA34 | 7.33:1 | AAA | Lc 49.5 | Large or bold text, headings |
| #63AA34 text on white | 2.86:1 | Fails | Lc 54.6 | Large or bold text, headings |
| #63AA34 text on black | 7.33:1 | 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
#CCE0C3
oklch(88.4% 0.045 135.9)
-
Step 300
300
#AACD98
oklch(80.9% 0.082 135.2)
-
Step 400
400
#7BB35D
oklch(70.8% 0.131 135.6)
-
Step 500
500 (this color)
#63AA34
oklch(66.7% 0.167 135.4)
-
Step 600
600
#438700
oklch(55.6% 0.164 135.4)
-
Step 700
700
#377100
oklch(49% 0.144 135.4)
-
Step 800
800
#2C5D00
oklch(42.7% 0.126 135.4)
-
Step 900
900
#254D02
oklch(37.6% 0.108 135.1)
-
Step 950
950
#162D07
oklch(26.8% 0.068 135.4)
#63AA34 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) | #B09C22 | 0.101 |
| Deuteranopia (no green cones) | #A7963F | 0.104 |
| Tritanopia (no blue cones) | #61A492 | 0.119 |
| Achromatopsia (no color) | #999999 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63AA34
#63AA34
oklch(66.7% 0.167 135.4)
- #BB70D9
#BB70D9
oklch(66.7% 0.167 315.6)
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 #63AA34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass #5CAC2D ΔE 0.011
- Leaf #71AA34 ΔE 0.015
- Leaf Green #5CA904 ΔE 0.024
- Mid Green #50A747 ΔE 0.025
- Fern #63A950 ΔE 0.027
- Dark Pastel Green #56AE57 ΔE 0.030
- Medium Green #39AD48 ΔE 0.031
- Leafy Green #51B73B ΔE 0.037
Use #63AA34 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.