#53A1DA
Closest named color: Cornflower Blue (#6495ED). oklch(68.3% 0.114 242.6), rgb(83, 161, 218).
Aa
Black text reads best on this color (7.47:1).
About this color
#53A1DA is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.114 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.050 away. Black text reads best on it, at 7.47:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.47:1 |
| White text | 2.80:1 |
Values
| HEX | #53A1DA |
| RGB | rgb(83, 161, 218) |
| HSL | hsl(205, 65%, 59%) |
| OKLCH | oklch(68.3% 0.114 242.6) |
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 #53A1DA | 2.80:1 | Fails | Lc -59.1 | Large or bold text, headings |
| Black text on #53A1DA | 7.47:1 | AAA | Lc 50.2 | Large or bold text, headings |
| #53A1DA text on white | 2.80:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #53A1DA text on black | 7.47:1 | AAA | Lc -48.0 | 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
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF7
oklch(93.7% 0.02 243.4)
-
Step 200
200
#C3DDF2
oklch(88.5% 0.04 242.4)
-
Step 300
300
#98C7EC
oklch(80.9% 0.072 242.5)
-
Step 400
400 (this color)
#53A1DA
oklch(68.3% 0.114 242.6)
-
Step 500
500
#1591DA
oklch(63.1% 0.147 242.9)
-
Step 600
600
#007ABA
oklch(55.6% 0.133 242.5)
-
Step 700
700
#00669D
oklch(49% 0.118 242.7)
-
Step 800
800
#005482
oklch(42.8% 0.102 242.4)
-
Step 900
900
#00466D
oklch(37.8% 0.09 242.2)
-
Step 950
950
#042941
oklch(27% 0.06 242.6)
#53A1DA 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) | #88A2DD | 0.057 |
| Deuteranopia (no green cones) | #7594D9 | 0.045 |
| Tritanopia (no blue cones) | #00AFB5 | 0.086 |
| Achromatopsia (no color) | #9A9A9A | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53A1DA
#53A1DA
oklch(68.3% 0.114 242.6)
- #CB8849
#CB8849
oklch(68.2% 0.114 62.1)
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 #53A1DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.050
- Chefchaouen Blue #4895EF ΔE 0.052
- Dark Sky Blue #448EE4 ΔE 0.061
- Greyblue #77A1B5 ΔE 0.063
- Faded Blue #658CBB ΔE 0.064
- Turquoise Blue #06B1C4 ΔE 0.070
- Soft Blue #6488EA ΔE 0.077
- Bluegrey #85A3B2 ΔE 0.077
Use #53A1DA 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.