#316AFA
Closest named color: Bright Blue (#0165FC). oklch(57.5% 0.223 264.1), rgb(49, 106, 250).
Aa
White text reads best on this color (4.59:1).
About this color
#316AFA is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.223 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Blue (#0165FC), ΔE 0.026 away. White text reads best on it, at 4.59:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.223) |
| Temperature | cool |
| Nearest name | Bright Blue (#0165FC) |
| Black text | 4.57:1 |
| White text | 4.59:1 |
Values
| HEX | #316AFA |
| RGB | rgb(49, 106, 250) |
| HSL | hsl(223, 95%, 59%) |
| OKLCH | oklch(57.5% 0.223 264.1) |
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 #316AFA | 4.59:1 | AA | Lc -76.7 | Fine for body text |
| Black text on #316AFA | 4.57:1 | AA | Lc 32.9 | Non-text elements, placeholder text |
| #316AFA text on white | 4.59:1 | AA | Lc 71.2 | Content text, not long reading |
| #316AFA text on black | 4.57:1 | AA | Lc -30.5 | 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
#C7DAFF
oklch(88.6% 0.055 263.7)
-
Step 300
300
#A1C0FF
oklch(80.8% 0.096 264.1)
-
Step 400
400
#709DFF
oklch(70.7% 0.152 264.2)
-
Step 500
500
#4A80FF
oklch(63.1% 0.198 264.2)
-
Step 600
600 (this color)
#316AFA
oklch(57.5% 0.223 264.1)
-
Step 700
700
#2051D4
oklch(49.1% 0.208 264.2)
-
Step 800
800
#1B44AB
oklch(42.8% 0.171 264)
-
Step 900
900
#1B3B87
oklch(37.7% 0.133 263.9)
-
Step 950
950
#10234F
oklch(26.9% 0.085 264)
#316AFA 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) | #007FFF | 0.049 |
| Deuteranopia (no green cones) | #006CF7 | 0.020 |
| Tritanopia (no blue cones) | #008FA8 | 0.174 |
| Achromatopsia (no color) | #757575 | 0.224 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #316AFA
#316AFA
oklch(57.5% 0.223 264.1)
- #997200
#997200
oklch(57.5% 0.118 84.7)
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 #316AFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Blue #0165FC ΔE 0.026
- Cerulean Blue #056EEE ΔE 0.027
- Neon Blue #4361EE ΔE 0.028
- Clear Blue #247AFD ΔE 0.037
- Royal Blue #4169E1 ΔE 0.039
- Azul #1D5DEC ΔE 0.042
- Electric Blue #0652FF ΔE 0.061
- Warm Blue #4B57DB ΔE 0.064
Use #316AFA 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.