#63A364
Closest named color: Off Green (#6BA353). oklch(65.6% 0.113 144.5), rgb(99, 163, 100).
Aa
Black text reads best on this color (6.95:1).
About this color
#63A364 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.113 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Off Green (#6BA353), ΔE 0.020 away. Black text reads best on it, at 6.95:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Off Green (#6BA353) |
| Black text | 6.95:1 |
| White text | 3.02:1 |
Values
| HEX | #63A364 |
| RGB | rgb(99, 163, 100) |
| HSL | hsl(121, 26%, 51%) |
| OKLCH | oklch(65.6% 0.113 144.5) |
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 #63A364 | 3.02:1 | AA large text | Lc -62.2 | Content text, not long reading |
| Black text on #63A364 | 6.95:1 | AA | Lc 47.2 | Large or bold text, headings |
| #63A364 text on white | 3.02:1 | AA large text | Lc 56.8 | Large or bold text, headings |
| #63A364 text on black | 6.95:1 | AA | Lc -45.0 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE3
oklch(93.7% 0.016 142.6)
-
Step 200
200
#CDDFCD
oklch(88.5% 0.031 145.3)
-
Step 300
300
#ABCBAB
oklch(81% 0.056 145)
-
Step 400
400
#7EAF7E
oklch(70.6% 0.088 144.6)
-
Step 500
500 (this color)
#63A364
oklch(65.6% 0.113 144.5)
-
Step 600
600
#3F8542
oklch(55.4% 0.123 144.5)
-
Step 700
700
#317134
oklch(49.1% 0.114 144.4)
-
Step 800
800
#295C2C
oklch(42.7% 0.094 144.8)
-
Step 900
900
#274C28
oklch(37.8% 0.073 144.5)
-
Step 950
950
#172C18
oklch(26.9% 0.045 145.2)
#63A364 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) | #A59860 | 0.087 |
| Deuteranopia (no green cones) | #9C9268 | 0.086 |
| Tritanopia (no blue cones) | #5BA093 | 0.069 |
| Achromatopsia (no color) | #949494 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63A364
#63A364
oklch(65.6% 0.113 144.5)
- #B378B7
#B378B7
oklch(65.5% 0.113 324.6)
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 #63A364, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Green #6BA353 ΔE 0.020
- Dull Green #74A662 ΔE 0.021
- Muted Green #5FA052 ΔE 0.022
- Algae #54AC68 ΔE 0.027
- Flat Green #699D4C ΔE 0.027
- Moss #769958 ΔE 0.031
- Fern #63A950 ΔE 0.034
- Tea #65AB7C ΔE 0.034
Use #63A364 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.