#3175F5
Closest named color: Clear Blue (#247AFD). oklch(59.3% 0.204 261.5), rgb(49, 117, 245).
Aa
Black text reads best on this color (4.99:1).
About this color
#3175F5 is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.204 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.017 away. Black text reads best on it, at 4.99:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.204) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 4.99:1 |
| White text | 4.20:1 |
Values
| HEX | #3175F5 |
| RGB | rgb(49, 117, 245) |
| HSL | hsl(219, 91%, 58%) |
| OKLCH | oklch(59.3% 0.204 261.5) |
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 #3175F5 | 4.20:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #3175F5 | 4.99:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #3175F5 text on white | 4.20:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #3175F5 text on black | 4.99:1 | AA | Lc -33.2 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E0EAFC
oklch(93.5% 0.027 262.3)
-
Step 200
200
#C7DAFC
oklch(88.5% 0.051 262.1)
-
Step 300
300
#A0C1FD
oklch(80.9% 0.093 262.1)
-
Step 400
400
#6C9FFC
oklch(70.8% 0.147 261.6)
-
Step 500
500
#4483F9
oklch(63% 0.188 261.6)
-
Step 600
600 (this color)
#3175F5
oklch(59.3% 0.204 261.5)
-
Step 700
700
#1957CA
oklch(49.2% 0.19 261.5)
-
Step 800
800
#1748A3
oklch(42.8% 0.157 261.4)
-
Step 900
900
#193D81
oklch(37.6% 0.122 261.6)
-
Step 950
950
#0F244C
oklch(26.9% 0.079 261.8)
#3175F5 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) | #0F85FA | 0.039 |
| Deuteranopia (no green cones) | #0073F2 | 0.021 |
| Tritanopia (no blue cones) | #0094AA | 0.157 |
| Achromatopsia (no color) | #7B7B7B | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3175F5
#3175F5
oklch(59.3% 0.204 261.5)
- #A27500
#A27500
oklch(59.2% 0.122 81.7)
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 #3175F5, closest first.
No curated palette has a color within ΔE 0.04 of #3175F5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.017
- Cerulean Blue #056EEE ΔE 0.030
- Royal Blue #4169E1 ΔE 0.040
- Neon Blue #4361EE ΔE 0.047
- Bright Blue #0165FC ΔE 0.048
- Cornflower #6A79F7 ΔE 0.060
- Azul #1D5DEC ΔE 0.063
- Dodger Blue #1E90FF ΔE 0.067
Use #3175F5 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.