#52A4E5
Closest named color: Cornflower Blue (#6495ED). oklch(69.5% 0.125 245), rgb(82, 164, 229).
Aa
Black text reads best on this color (7.80:1).
About this color
#52A4E5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.125 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.046 away. Black text reads best on it, at 7.80:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.80:1 |
| White text | 2.69:1 |
Values
| HEX | #52A4E5 |
| RGB | rgb(82, 164, 229) |
| HSL | hsl(207, 74%, 61%) |
| OKLCH | oklch(69.5% 0.125 245) |
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 #52A4E5 | 2.69:1 | Fails | Lc -57.2 | Large or bold text, headings |
| Black text on #52A4E5 | 7.80:1 | AAA | Lc 52.0 | Large or bold text, headings |
| #52A4E5 text on white | 2.69:1 | Fails | Lc 52.0 | Large or bold text, headings |
| #52A4E5 text on black | 7.80:1 | AAA | Lc -49.9 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DEECF8
oklch(93.6% 0.022 243.8)
-
Step 200
200
#C2DDF5
oklch(88.5% 0.044 245.1)
-
Step 300
300
#96C7F0
oklch(81% 0.078 244.2)
-
Step 400
400 (this color)
#52A4E5
oklch(69.5% 0.125 245)
-
Step 500
500
#0090E2
oklch(63.1% 0.159 245)
-
Step 600
600
#0079BF
oklch(55.7% 0.14 245)
-
Step 700
700
#0065A1
oklch(49% 0.124 245.1)
-
Step 800
800
#005385
oklch(42.7% 0.107 244.8)
-
Step 900
900
#004570
oklch(37.7% 0.095 244.9)
-
Step 950
950
#022944
oklch(27.1% 0.065 244.6)
#52A4E5 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) | #87A6E8 | 0.055 |
| Deuteranopia (no green cones) | #7397E4 | 0.044 |
| Tritanopia (no blue cones) | #00B4BB | 0.094 |
| Achromatopsia (no color) | #9E9E9E | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #52A4E5
#52A4E5
oklch(69.5% 0.125 245)
- #D28B3F
#D28B3F
oklch(69.5% 0.125 64.7)
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 #52A4E5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.046
- Chefchaouen Blue #4895EF ΔE 0.048
- Dark Sky Blue #448EE4 ΔE 0.063
- Deep Sky Blue #00BFFF ΔE 0.074
- Greyblue #77A1B5 ΔE 0.075
- Turquoise Blue #06B1C4 ΔE 0.077
- Soft Blue #6488EA ΔE 0.077
- Faded Blue #658CBB ΔE 0.079
Use #52A4E5 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.