#63AB3C
Closest named color: Leaf (#71AA34). oklch(67% 0.162 136.4), rgb(99, 171, 60).
Aa
Black text reads best on this color (7.42:1).
About this color
#63AB3C is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.162 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf (#71AA34), ΔE 0.014 away. Black text reads best on it, at 7.42:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Leaf (#71AA34) |
| Black text | 7.42:1 |
| White text | 2.82:1 |
Values
| HEX | #63AB3C |
| RGB | rgb(99, 171, 60) |
| HSL | hsl(99, 48%, 45%) |
| OKLCH | oklch(67% 0.162 136.4) |
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 #63AB3C | 2.82:1 | Fails | Lc -59.4 | Large or bold text, headings |
| Black text on #63AB3C | 7.42:1 | AAA | Lc 49.9 | Large or bold text, headings |
| #63AB3C text on white | 2.82:1 | Fails | Lc 54.1 | Large or bold text, headings |
| #63AB3C text on black | 7.42:1 | AAA | Lc -47.7 | 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 400.
-
Step 50
50
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E1EFDC
oklch(93.6% 0.029 137.4)
-
Step 200
200
#C9E2BE
oklch(88.5% 0.055 136.1)
-
Step 300
300
#A3D08E
oklch(80.9% 0.101 136)
-
Step 400
400 (this color)
#63AB3C
oklch(67% 0.162 136.4)
-
Step 500
500
#4CA100
oklch(63% 0.189 136.3)
-
Step 600
600
#3F8800
oklch(55.7% 0.167 136.3)
-
Step 700
700
#347200
oklch(49.1% 0.147 136.3)
-
Step 800
800
#295E00
oklch(42.8% 0.128 136.5)
-
Step 900
900
#214E00
oklch(37.7% 0.113 136.4)
-
Step 950
950
#112F00
oklch(27.1% 0.081 136.5)
#63AB3C 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) | #B19D2E | 0.102 |
| Deuteranopia (no green cones) | #A79745 | 0.103 |
| Tritanopia (no blue cones) | #60A594 | 0.115 |
| Achromatopsia (no color) | #9A9A9A | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63AB3C
#63AB3C
oklch(67% 0.162 136.4)
- #BC72D7
#BC72D7
oklch(67% 0.162 316.5)
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 #63AB3C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf #71AA34 ΔE 0.014
- Grass #5CAC2D ΔE 0.015
- Fern #63A950 ΔE 0.022
- Mid Green #50A747 ΔE 0.024
- Dark Pastel Green #56AE57 ΔE 0.025
- Leaf Green #5CA904 ΔE 0.030
- Medium Green #39AD48 ΔE 0.031
- Leafy Green #51B73B ΔE 0.036
Use #63AB3C 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.