#53D0DB
Closest named color: Medium Turquoise (#48D1CC). oklch(79.3% 0.11 203.3), rgb(83, 208, 219).
Aa
Black text reads best on this color (11.41:1).
About this color
#53D0DB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 79%, its chroma 0.110 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Turquoise (#48D1CC), ΔE 0.025 away. Black text reads best on it, at 11.41:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Medium Turquoise (#48D1CC) |
| Black text | 11.41:1 |
| White text | 1.83:1 |
Values
| HEX | #53D0DB |
| RGB | rgb(83, 208, 219) |
| HSL | hsl(185, 65%, 59%) |
| OKLCH | oklch(79.3% 0.11 203.3) |
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 #53D0DB | 1.83:1 | Fails | Lc -38.4 | Non-text elements, placeholder text |
| Black text on #53D0DB | 11.41:1 | AAA | Lc 69.6 | Content text, not long reading |
| #53D0DB text on white | 1.83:1 | Fails | Lc 34.2 | Non-text elements, placeholder text |
| #53D0DB text on black | 11.41:1 | AAA | Lc -68.3 | 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
#EBF9FA
oklch(97.2% 0.015 202.1)
-
Step 100
100
#D2F1F3
oklch(93.6% 0.032 201.4)
-
Step 200
200
#AAE6EB
oklch(88.6% 0.061 202.6)
-
Step 300
300 (this color)
#53D0DB
oklch(79.3% 0.11 203.3)
-
Step 400
400
#00B6C2
oklch(70.7% 0.12 203.2)
-
Step 500
500
#009CA7
oklch(63.1% 0.108 203.6)
-
Step 600
600
#00838C
oklch(55.6% 0.095 203.3)
-
Step 700
700
#006E76
oklch(49.1% 0.084 203.6)
-
Step 800
800
#005A61
oklch(42.6% 0.073 204)
-
Step 900
900
#004B51
oklch(37.6% 0.064 204)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#53D0DB 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) | #C1C8DC | 0.110 |
| Deuteranopia (no green cones) | #ACB8DC | 0.102 |
| Tritanopia (no blue cones) | #00D8D3 | 0.037 |
| Achromatopsia (no color) | #BFBFBF | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53D0DB
#53D0DB
oklch(79.3% 0.11 203.3)
- #FA9F9A
#FA9F9A
oklch(79.3% 0.109 23.2)
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 #53D0DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Turquoise #48D1CC ΔE 0.025
- Aqua Blue #02D8E9 ΔE 0.030
- Dark Turquoise #00CED1 ΔE 0.033
- Vivid Sky Blue #4CC9F0 ΔE 0.041
- Sky Blue #87CEEB ΔE 0.052
- Turquoise #40E0D0 ΔE 0.052
- Seafoam Blue #78D1B6 ΔE 0.057
- Bright Sky Blue #02CCFE ΔE 0.059
Use #53D0DB 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.