#63A43A
Closest named color: Mid Green (#50A747). oklch(65.2% 0.155 135.4), rgb(99, 164, 58).
Aa
Black text reads best on this color (6.90:1).
About this color
#63A43A is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.155 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.018 away. Black text reads best on it, at 6.90:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.90:1 |
| White text | 3.04:1 |
Values
| HEX | #63A43A |
| RGB | rgb(99, 164, 58) |
| HSL | hsl(97, 48%, 44%) |
| OKLCH | oklch(65.2% 0.155 135.4) |
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 #63A43A | 3.04:1 | AA large text | Lc -62.4 | Content text, not long reading |
| Black text on #63A43A | 6.90:1 | AA | Lc 47.0 | Large or bold text, headings |
| #63A43A text on white | 3.04:1 | AA large text | Lc 57.0 | Large or bold text, headings |
| #63A43A text on black | 6.90:1 | AA | Lc -44.7 | 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 500.
-
Step 50
50
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E4EDDF
oklch(93.5% 0.021 134.1)
-
Step 200
200
#CDE0C4
oklch(88.5% 0.043 135.5)
-
Step 300
300
#ACCC9B
oklch(80.9% 0.075 134.9)
-
Step 400
400
#7EB163
oklch(70.6% 0.12 135.5)
-
Step 500
500 (this color)
#63A43A
oklch(65.2% 0.155 135.4)
-
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
#274D0C
oklch(37.8% 0.101 135.5)
-
Step 950
950
#182D0A
oklch(27% 0.063 135)
#63A43A 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) | #AA972D | 0.095 |
| Deuteranopia (no green cones) | #A19243 | 0.095 |
| Tritanopia (no blue cones) | #619E8E | 0.111 |
| Achromatopsia (no color) | #949494 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63A43A
#63A43A
oklch(65.2% 0.155 135.4)
- #B36FCF
#B36FCF
oklch(65.2% 0.154 315.4)
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 #63A43A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.018
- Fern #63A950 ΔE 0.022
- Leaf #71AA34 ΔE 0.025
- Grass #5CAC2D ΔE 0.028
- Off Green #6BA353 ΔE 0.029
- Muted Green #5FA052 ΔE 0.029
- Flat Green #699D4C ΔE 0.032
- Dark Pastel Green #56AE57 ΔE 0.033
Use #63A43A 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.