#52A2F0
Closest named color: Cornflower Blue (#6495ED). oklch(69.6% 0.14 250), rgb(82, 162, 240).
Aa
Black text reads best on this color (7.78:1).
About this color
#52A2F0 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.140 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.035 away. Black text reads best on it, at 7.78:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.140) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.78:1 |
| White text | 2.69:1 |
Values
| HEX | #52A2F0 |
| RGB | rgb(82, 162, 240) |
| HSL | hsl(210, 84%, 63%) |
| OKLCH | oklch(69.6% 0.14 250) |
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 #52A2F0 | 2.69:1 | Fails | Lc -57.3 | Large or bold text, headings |
| Black text on #52A2F0 | 7.78:1 | AAA | Lc 52.0 | Large or bold text, headings |
| #52A2F0 text on white | 2.69:1 | Fails | Lc 52.1 | Large or bold text, headings |
| #52A2F0 text on black | 7.78:1 | AAA | Lc -49.8 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DEECFB
oklch(93.7% 0.025 250)
-
Step 200
200
#C2DCF9
oklch(88.5% 0.049 251.2)
-
Step 300
300
#96C5F7
oklch(80.8% 0.087 250.5)
-
Step 400
400 (this color)
#52A2F0
oklch(69.6% 0.14 250)
-
Step 500
500
#018CEF
oklch(63% 0.178 250)
-
Step 600
600
#0076CA
oklch(55.7% 0.156 249.7)
-
Step 700
700
#0063AB
oklch(49.2% 0.138 249.7)
-
Step 800
800
#00518E
oklch(42.8% 0.121 249.9)
-
Step 900
900
#004377
oklch(37.7% 0.106 249.9)
-
Step 950
950
#022749
oklch(26.9% 0.075 250.8)
#52A2F0 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) | #80A6F3 | 0.049 |
| Deuteranopia (no green cones) | #6A97EE | 0.033 |
| Tritanopia (no blue cones) | #00B4BE | 0.107 |
| Achromatopsia (no color) | #9D9D9D | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #52A2F0
#52A2F0
oklch(69.6% 0.14 250)
- #D48C25
#D48C25
oklch(69.7% 0.14 70)
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 #52A2F0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.035
- Chefchaouen Blue #4895EF ΔE 0.037
- Dark Sky Blue #448EE4 ΔE 0.057
- Soft Blue #6488EA ΔE 0.067
- Dodger Blue #1E90FF ΔE 0.068
- Periwinkle Blue #8F99FB ΔE 0.071
- Deep Sky Blue #00BFFF ΔE 0.077
- Perrywinkle #8F8CE7 ΔE 0.081
Use #52A2F0 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.