#63A55D
Closest named color: Off Green (#6BA353). oklch(66% 0.123 142.2), rgb(99, 165, 93).
Aa
Black text reads best on this color (7.07:1).
About this color
#63A55D is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.123 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Off Green (#6BA353), ΔE 0.012 away. Black text reads best on it, at 7.07:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Off Green (#6BA353) |
| Black text | 7.07:1 |
| White text | 2.97:1 |
Values
| HEX | #63A55D |
| RGB | rgb(99, 165, 93) |
| HSL | hsl(115, 29%, 51%) |
| OKLCH | oklch(66% 0.123 142.2) |
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 #63A55D | 2.97:1 | Fails | Lc -61.5 | Content text, not long reading |
| Black text on #63A55D | 7.07:1 | AAA | Lc 47.9 | Large or bold text, headings |
| #63A55D text on white | 2.97:1 | Fails | Lc 56.1 | Large or bold text, headings |
| #63A55D text on black | 7.07:1 | AAA | Lc -45.7 | 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 500.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E4EDE2
oklch(93.6% 0.017 140)
-
Step 200
200
#CDDFCB
oklch(88.5% 0.033 142.5)
-
Step 300
300
#ABCBA7
oklch(80.9% 0.061 142)
-
Step 400
400
#7DB078
oklch(70.7% 0.096 142.3)
-
Step 500
500 (this color)
#63A55D
oklch(66% 0.123 142.2)
-
Step 600
600
#3E8638
oklch(55.5% 0.134 142.1)
-
Step 700
700
#2F722B
oklch(49.2% 0.125 142.5)
-
Step 800
800
#285D24
oklch(42.8% 0.105 142.3)
-
Step 900
900
#264C23
oklch(37.7% 0.08 142.3)
-
Step 950
950
#172D15
oklch(27.1% 0.051 142.2)
#63A55D 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) | #A89A58 | 0.090 |
| Deuteranopia (no green cones) | #9F9361 | 0.090 |
| Tritanopia (no blue cones) | #5CA194 | 0.080 |
| Achromatopsia (no color) | #969696 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63A55D
#63A55D
oklch(66% 0.123 142.2)
- #B577BF
#B577BF
oklch(65.9% 0.124 321.8)
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 #63A55D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Green #6BA353 ΔE 0.012
- Muted Green #5FA052 ΔE 0.018
- Dull Green #74A662 ΔE 0.021
- Algae #54AC68 ΔE 0.021
- Fern #63A950 ΔE 0.022
- Flat Green #699D4C ΔE 0.024
- Asparagus #77AB56 ΔE 0.031
- Dark Pastel Green #56AE57 ΔE 0.031
Use #63A55D 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.