#6157F3
Closest named color: Neon Blue (#4361EE). oklch(56.1% 0.225 279.2), rgb(97, 87, 243).
Aa
White text reads best on this color (5.04:1).
About this color
#6157F3 is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.225 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.041 away. White text reads best on it, at 5.04:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.225) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 4.16:1 |
| White text | 5.04:1 |
Values
| HEX | #6157F3 |
| RGB | rgb(97, 87, 243) |
| HSL | hsl(244, 87%, 65%) |
| OKLCH | oklch(56.1% 0.225 279.2) |
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 #6157F3 | 5.04:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #6157F3 | 4.16:1 | AA large text | Lc 29.8 | Dividers and decoration only |
| #6157F3 text on white | 5.04:1 | AA | Lc 74.2 | Content text, not long reading |
| #6157F3 text on black | 4.16:1 | AA large text | Lc -27.5 | Dividers and decoration only |
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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E8FE
oklch(93.5% 0.03 279.6)
-
Step 200
200
#D1D6FF
oklch(88.5% 0.057 279.7)
-
Step 300
300
#B3BAFF
oklch(80.8% 0.098 279.5)
-
Step 400
400
#8D94FF
oklch(70.8% 0.155 278.8)
-
Step 500
500
#7474FF
oklch(63.2% 0.201 278.9)
-
Step 600
600 (this color)
#6157F3
oklch(56.1% 0.225 279.2)
-
Step 700
700
#5044D2
oklch(49.1% 0.209 279.2)
-
Step 800
800
#4139AA
oklch(42.7% 0.174 279.2)
-
Step 900
900
#363386
oklch(37.6% 0.135 279.3)
-
Step 950
950
#1F1F4F
oklch(27% 0.086 279)
#6157F3 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) | #0075F8 | 0.086 |
| Deuteranopia (no green cones) | #0069F0 | 0.077 |
| Tritanopia (no blue cones) | #007F9D | 0.190 |
| Achromatopsia (no color) | #6F6F6F | 0.226 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6157F3
#6157F3
oklch(56.1% 0.225 279.2)
- #867500
#867500
oklch(56.1% 0.116 99.1)
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 #6157F3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.041
- Warm Blue #4B57DB ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.056
- Medium Slate Blue #7B68EE ΔE 0.058
- Royal Blue #4169E1 ΔE 0.059
- Light Indigo #6D5ACF ΔE 0.059
- Slate Blue #6A5ACD ΔE 0.060
- Purpley #8756E4 ΔE 0.066
Use #6157F3 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.