#316FFD
Closest named color: Clear Blue (#247AFD). oklch(58.7% 0.221 263.3), rgb(49, 111, 253).
Aa
Black text reads best on this color (4.82:1).
About this color
#316FFD is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.221 and its hue 263°. 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 4.82:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.221) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 4.82:1 |
| White text | 4.35:1 |
Values
| HEX | #316FFD |
| RGB | rgb(49, 111, 253) |
| HSL | hsl(222, 98%, 59%) |
| OKLCH | oklch(58.7% 0.221 263.3) |
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 #316FFD | 4.35:1 | AA large text | Lc -75.0 | Content text, not long reading |
| Black text on #316FFD | 4.82:1 | AA | Lc 34.6 | Non-text elements, placeholder text |
| #316FFD text on white | 4.35:1 | AA large text | Lc 69.5 | Content text, not long reading |
| #316FFD text on black | 4.82:1 | AA | Lc -32.2 | 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 600.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFE
oklch(93.6% 0.029 264.4)
-
Step 200
200
#C6DAFF
oklch(88.5% 0.056 262.8)
-
Step 300
300
#A1C1FF
oklch(81% 0.095 263.3)
-
Step 400
400
#6E9DFF
oklch(70.6% 0.153 263.6)
-
Step 500
500
#4781FF
oklch(63.2% 0.197 263.3)
-
Step 600
600 (this color)
#316FFD
oklch(58.7% 0.221 263.3)
-
Step 700
700
#1C52D3
oklch(49.1% 0.206 263.4)
-
Step 800
800
#1944AA
oklch(42.6% 0.171 263.5)
-
Step 900
900
#1A3B87
oklch(37.7% 0.133 263.6)
-
Step 950
950
#10234F
oklch(26.9% 0.085 264)
#316FFD 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) | #0083FF | 0.048 |
| Deuteranopia (no green cones) | #0070FA | 0.019 |
| Tritanopia (no blue cones) | #0093AB | 0.172 |
| Achromatopsia (no color) | #797979 | 0.222 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #316FFD
#316FFD
oklch(58.7% 0.221 263.3)
- #9F7500
#9F7500
oklch(58.9% 0.121 83.4)
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 #316FFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.026
- Cerulean Blue #056EEE ΔE 0.031
- Bright Blue #0165FC ΔE 0.034
- Neon Blue #4361EE ΔE 0.039
- Royal Blue #4169E1 ΔE 0.044
- Azul #1D5DEC ΔE 0.054
- Cornflower #6A79F7 ΔE 0.067
- Electric Blue #0652FF ΔE 0.071
Use #316FFD 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.