#63D2AF
Closest named color: Medium Aquamarine (#66CDAA). oklch(78.9% 0.115 170.1), rgb(99, 210, 175).
Aa
Black text reads best on this color (11.36:1).
About this color
#63D2AF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 79%, its chroma 0.115 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.013 away. Black text reads best on it, at 11.36:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 11.36:1 |
| White text | 1.84:1 |
Values
| HEX | #63D2AF |
| RGB | rgb(99, 210, 175) |
| HSL | hsl(161, 55%, 61%) |
| OKLCH | oklch(78.9% 0.115 170.1) |
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 #63D2AF | 1.84:1 | Fails | Lc -38.7 | Non-text elements, placeholder text |
| Black text on #63D2AF | 11.36:1 | AAA | Lc 69.4 | Content text, not long reading |
| #63D2AF text on white | 1.84:1 | Fails | Lc 34.5 | Non-text elements, placeholder text |
| #63D2AF text on black | 11.36:1 | AAA | Lc -68.1 | 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
#ECF9F4
oklch(97.1% 0.015 171.1)
-
Step 100
100
#D5F2E6
oklch(93.7% 0.034 168.8)
-
Step 200
200
#B0E7D3
oklch(88.5% 0.063 170.5)
-
Step 300
300 (this color)
#63D2AF
oklch(78.9% 0.115 170.1)
-
Step 400
400
#00BC93
oklch(70.7% 0.14 169.9)
-
Step 500
500
#00A17E
oklch(63.1% 0.125 170.2)
-
Step 600
600
#008769
oklch(55.5% 0.11 170.1)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#004E3B
oklch(37.7% 0.075 169.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#63D2AF 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) | #CDC6AD | 0.117 |
| Deuteranopia (no green cones) | #BCBAB1 | 0.112 |
| Tritanopia (no blue cones) | #31D3C8 | 0.040 |
| Achromatopsia (no color) | #BFBFBF | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63D2AF
#63D2AF
oklch(78.9% 0.115 170.1)
- #F29BC4
#F29BC4
oklch(78.9% 0.115 350.3)
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 #63D2AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.013
- Seafoam Blue #78D1B6 ΔE 0.022
- Pale Teal #82CBB2 ΔE 0.033
- Medium Turquoise #48D1CC ΔE 0.043
- Emerald #06D6A0 ΔE 0.047
- Turquoise #40E0D0 ΔE 0.049
- Tiffany Blue #94D2BD ΔE 0.052
- Aqua Marine #2EE8BB ΔE 0.059
Use #63D2AF 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.