#53BCE4
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(75% 0.112 226.4), rgb(83, 188, 228).
Aa
Black text reads best on this color (9.68:1).
About this color
#53BCE4 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.112 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.035 away. Black text reads best on it, at 9.68:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 9.68:1 |
| White text | 2.16:1 |
Values
| HEX | #53BCE4 |
| RGB | rgb(83, 188, 228) |
| HSL | hsl(197, 73%, 61%) |
| OKLCH | oklch(75% 0.112 226.4) |
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 #53BCE4 | 2.16:1 | Fails | Lc -47.1 | Large or bold text, headings |
| Black text on #53BCE4 | 9.68:1 | AAA | Lc 61.6 | Content text, not long reading |
| #53BCE4 text on white | 2.16:1 | Fails | Lc 42.4 | Non-text elements, placeholder text |
| #53BCE4 text on black | 9.68:1 | AAA | Lc -59.8 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DDEDF4
oklch(93.6% 0.019 225.7)
-
Step 200
200
#BFDFED
oklch(88.5% 0.039 226.1)
-
Step 300
300
#90CAE4
oklch(80.8% 0.07 227.6)
-
Step 400
400 (this color)
#53BCE4
oklch(75% 0.112 226.4)
-
Step 500
500
#0097C1
oklch(63% 0.121 226.4)
-
Step 600
600
#007FA3
oklch(55.6% 0.107 226.4)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#005771
oklch(42.6% 0.082 226.6)
-
Step 900
900
#00495F
oklch(37.8% 0.072 226.2)
-
Step 950
950
#002B3A
oklch(27% 0.052 227.2)
#53BCE4 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) | #A6B9E6 | 0.084 |
| Deuteranopia (no green cones) | #92A9E4 | 0.075 |
| Tritanopia (no blue cones) | #00C8C9 | 0.066 |
| Achromatopsia (no color) | #B0B0B0 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53BCE4
#53BCE4
oklch(75% 0.112 226.4)
- #E89770
#E89770
oklch(74.9% 0.111 46.3)
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 #53BCE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.035
- Deep Sky Blue #00BFFF ΔE 0.044
- Bright Sky Blue #02CCFE ΔE 0.050
- Lightblue #7BC8F6 ΔE 0.055
- Turquoise Blue #06B1C4 ΔE 0.065
- Sky #82CAFC ΔE 0.067
- Carolina Blue #8AB8FE ΔE 0.068
- Dark Turquoise #00CED1 ΔE 0.069
Use #53BCE4 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.