#63D5A2
Closest named color: Medium Aquamarine (#66CDAA). oklch(79.3% 0.129 162), rgb(99, 213, 162).
Aa
Black text reads best on this color (11.56:1).
About this color
#63D5A2 is a light, moderately saturated green. In OKLCH its lightness is 79%, its chroma 0.129 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.028 away. Black text reads best on it, at 11.56:1.
| Hue family | Greens |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 11.56:1 |
| White text | 1.81:1 |
Values
| HEX | #63D5A2 |
| RGB | rgb(99, 213, 162) |
| HSL | hsl(153, 58%, 61%) |
| OKLCH | oklch(79.3% 0.129 162) |
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 #63D5A2 | 1.81:1 | Fails | Lc -37.7 | Non-text elements, placeholder text |
| Black text on #63D5A2 | 11.56:1 | AAA | Lc 70.3 | Content text, not long reading |
| #63D5A2 text on white | 1.81:1 | Fails | Lc 33.6 | Non-text elements, placeholder text |
| #63D5A2 text on black | 11.56:1 | AAA | Lc -69.0 | 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
#ECF9F2
oklch(97.1% 0.017 162.8)
-
Step 100
100
#D5F2E2
oklch(93.6% 0.037 161.5)
-
Step 200
200
#AFE8CB
oklch(88.4% 0.071 162.4)
-
Step 300
300 (this color)
#63D5A2
oklch(79.3% 0.129 162)
-
Step 400
400
#00BD82
oklch(70.6% 0.155 162.1)
-
Step 500
500
#00A36F
oklch(63.2% 0.139 161.8)
-
Step 600
600
#00895D
oklch(55.7% 0.122 162)
-
Step 700
700
#00734D
oklch(49.1% 0.108 161.8)
-
Step 800
800
#005E3F
oklch(42.6% 0.093 162.3)
-
Step 900
900
#004F34
oklch(37.8% 0.083 162.1)
-
Step 950
950
#002F1D
oklch(27% 0.059 161.7)
#63D5A2 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) | #D2C79F | 0.124 |
| Deuteranopia (no green cones) | #C1BBA5 | 0.120 |
| Tritanopia (no blue cones) | #39D5C7 | 0.053 |
| Achromatopsia (no color) | #C0C0C0 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63D5A2
#63D5A2
oklch(79.3% 0.129 162)
- #F499D3
#F499D3
oklch(79.3% 0.13 341.8)
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 #63D5A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.028
- Emerald #06D6A0 ΔE 0.036
- Seafoam Blue #78D1B6 ΔE 0.039
- Pale Teal #82CBB2 ΔE 0.049
- Aqua Marine #2EE8BB ΔE 0.053
- Aqua Green #12E193 ΔE 0.055
- Turquoise #40E0D0 ΔE 0.060
- Soft Green #6FC276 ΔE 0.063
Use #63D5A2 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.