#63AA41
Closest named color: Leaf (#71AA34). oklch(66.8% 0.157 136.9), rgb(99, 170, 65).
Aa
Black text reads best on this color (7.35:1).
About this color
#63AA41 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.157 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf (#71AA34), ΔE 0.016 away. Black text reads best on it, at 7.35:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Leaf (#71AA34) |
| Black text | 7.35:1 |
| White text | 2.85:1 |
Values
| HEX | #63AA41 |
| RGB | rgb(99, 170, 65) |
| HSL | hsl(101, 45%, 46%) |
| OKLCH | oklch(66.8% 0.157 136.9) |
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 #63AA41 | 2.85:1 | Fails | Lc -59.8 | Large or bold text, headings |
| Black text on #63AA41 | 7.35:1 | AAA | Lc 49.6 | Large or bold text, headings |
| #63AA41 text on white | 2.85:1 | Fails | Lc 54.5 | Large or bold text, headings |
| #63AA41 text on black | 7.35:1 | AAA | Lc -47.4 | 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
#E3EEDF
oklch(93.7% 0.023 137.2)
-
Step 200
200
#CCE0C5
oklch(88.4% 0.042 137.5)
-
Step 300
300
#AACD9C
oklch(81% 0.077 136.9)
-
Step 400
400
#7BB264
oklch(70.6% 0.122 137)
-
Step 500
500 (this color)
#63AA41
oklch(66.8% 0.157 136.9)
-
Step 600
600
#3C8800
oklch(55.6% 0.168 136.9)
-
Step 700
700
#317200
oklch(49% 0.148 136.9)
-
Step 800
800
#275E00
oklch(42.7% 0.129 137)
-
Step 900
900
#244D0D
oklch(37.6% 0.102 136.9)
-
Step 950
950
#162D0B
oklch(26.9% 0.064 136.9)
#63AA41 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) | #AF9D35 | 0.099 |
| Deuteranopia (no green cones) | #A69749 | 0.100 |
| Tritanopia (no blue cones) | #60A494 | 0.111 |
| Achromatopsia (no color) | #999999 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63AA41
#63AA41
oklch(66.8% 0.157 136.9)
- #BB73D4
#BB73D4
oklch(66.9% 0.157 316.9)
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 #63AA41, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf #71AA34 ΔE 0.016
- Fern #63A950 ΔE 0.016
- Grass #5CAC2D ΔE 0.020
- Mid Green #50A747 ΔE 0.021
- Dark Pastel Green #56AE57 ΔE 0.021
- Medium Green #39AD48 ΔE 0.031
- Off Green #6BA353 ΔE 0.033
- Asparagus #77AB56 ΔE 0.033
Use #63AA41 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.