#63D68B
Closest named color: Aqua Green (#12E193). oklch(79% 0.15 152.8), rgb(99, 214, 139).
Aa
Black text reads best on this color (11.52:1).
About this color
#63D68B is a light, vivid green. In OKLCH its lightness is 79%, its chroma 0.150 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Green (#12E193), ΔE 0.039 away. Black text reads best on it, at 11.52:1.
| Hue family | Greens |
| Lightness | light (79%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Aqua Green (#12E193) |
| Black text | 11.52:1 |
| White text | 1.82:1 |
Values
| HEX | #63D68B |
| RGB | rgb(99, 214, 139) |
| HSL | hsl(141, 58%, 61%) |
| OKLCH | oklch(79% 0.15 152.8) |
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 #63D68B | 1.82:1 | Fails | Lc -37.9 | Non-text elements, placeholder text |
| Black text on #63D68B | 11.52:1 | AAA | Lc 70.1 | Content text, not long reading |
| #63D68B text on white | 1.82:1 | Fails | Lc 33.8 | Non-text elements, placeholder text |
| #63D68B text on black | 11.52:1 | AAA | Lc -68.8 | Content text, not long reading |
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 300.
-
Step 50
50
#ECFAEF
oklch(97.2% 0.021 152.2)
-
Step 100
100
#D5F3DC
oklch(93.6% 0.044 152.4)
-
Step 200
200
#AFEABF
oklch(88.5% 0.084 152.9)
-
Step 300
300 (this color)
#63D68B
oklch(79% 0.15 152.8)
-
Step 400
400
#00C066
oklch(70.8% 0.183 152.8)
-
Step 500
500
#00A456
oklch(63% 0.163 152.8)
-
Step 600
600
#008A48
oklch(55.5% 0.143 153)
-
Step 700
700
#00743B
oklch(49% 0.127 152.7)
-
Step 800
800
#005F30
oklch(42.6% 0.109 153.1)
-
Step 900
900
#005027
oklch(37.8% 0.098 152.9)
-
Step 950
950
#003015
oklch(27.1% 0.07 152.9)
#63D68B 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) | #D6C786 | 0.130 |
| Deuteranopia (no green cones) | #C6BB90 | 0.129 |
| Tritanopia (no blue cones) | #45D3C3 | 0.079 |
| Achromatopsia (no color) | #C0C0C0 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63D68B
#63D68B
oklch(79% 0.15 152.8)
- #F394E4
#F394E4
oklch(79% 0.151 332.8)
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 #63D68B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Green #12E193 ΔE 0.039
- Emerald #06D6A0 ΔE 0.040
- Seaweed #18D17B ΔE 0.046
- Weird Green #3AE57F ΔE 0.052
- Soft Green #6FC276 ΔE 0.053
- Medium Aquamarine #66CDAA ΔE 0.056
- Aqua Marine #2EE8BB ΔE 0.065
- Fresh Green #69D84F ΔE 0.065
Use #63D68B 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.