#497AFA
Closest named color: Clear Blue (#247AFD). oklch(61.5% 0.199 265.2), rgb(73, 122, 250).
Aa
Black text reads best on this color (5.44:1).
About this color
#497AFA is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.199 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.026 away. Black text reads best on it, at 5.44:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.199) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.44:1 |
| White text | 3.85:1 |
Values
| HEX | #497AFA |
| RGB | rgb(73, 122, 250) |
| HSL | hsl(223, 95%, 63%) |
| OKLCH | oklch(61.5% 0.199 265.2) |
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 #497AFA | 3.85:1 | AA large text | Lc -71.1 | Content text, not long reading |
| Black text on #497AFA | 5.44:1 | AA | Lc 38.5 | Non-text elements, placeholder text |
| #497AFA text on white | 3.85:1 | AA large text | Lc 65.6 | Content text, not long reading |
| #497AFA text on black | 5.44:1 | AA | Lc -36.1 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C8D9FE
oklch(88.5% 0.054 265.8)
-
Step 300
300
#A3C0FF
oklch(80.9% 0.095 265.2)
-
Step 400
400
#729CFF
oklch(70.6% 0.153 265.4)
-
Step 500
500 (this color)
#497AFA
oklch(61.5% 0.199 265.2)
-
Step 600
600
#3464EF
oklch(55.6% 0.216 265.3)
-
Step 700
700
#2752D0
oklch(49.1% 0.2 265.1)
-
Step 800
800
#2144A8
oklch(42.7% 0.166 265.2)
-
Step 900
900
#1F3B85
oklch(37.7% 0.129 265.1)
-
Step 950
950
#12234E
oklch(26.9% 0.082 265.1)
#497AFA 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) | #268AFF | 0.041 |
| Deuteranopia (no green cones) | #007AF7 | 0.037 |
| Tritanopia (no blue cones) | #0099AE | 0.160 |
| Achromatopsia (no color) | #828282 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #497AFA
#497AFA
oklch(61.5% 0.199 265.2)
- #A77D00
#A77D00
oklch(61.4% 0.126 84.9)
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 #497AFA, closest first.
No curated palette has a color within ΔE 0.04 of #497AFA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.026
- Cornflower #6A79F7 ΔE 0.036
- Dodger Blue #1E90FF ΔE 0.056
- Soft Blue #6488EA ΔE 0.056
- Royal Blue #4169E1 ΔE 0.056
- Cerulean Blue #056EEE ΔE 0.056
- Neon Blue #4361EE ΔE 0.063
- Dark Sky Blue #448EE4 ΔE 0.065
Use #497AFA 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.