#4261F9
Closest named color: Neon Blue (#4361EE). oklch(56.4% 0.228 268.8), rgb(66, 97, 249).
Aa
White text reads best on this color (4.87:1).
About this color
#4261F9 is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.228 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.017 away. White text reads best on it, at 4.87:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.228) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 4.30:1 |
| White text | 4.87:1 |
Values
| HEX | #4261F9 |
| RGB | rgb(66, 97, 249) |
| HSL | hsl(230, 94%, 62%) |
| OKLCH | oklch(56.4% 0.228 268.8) |
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 #4261F9 | 4.87:1 | AA | Lc -78.6 | Fine for body text |
| Black text on #4261F9 | 4.30:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #4261F9 text on white | 4.87:1 | AA | Lc 73.1 | Content text, not long reading |
| #4261F9 text on black | 4.30:1 | AA large text | Lc -28.6 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E1EAFF
oklch(93.7% 0.03 267.2)
-
Step 200
200
#CAD8FF
oklch(88.4% 0.056 269.7)
-
Step 300
300
#A7BEFF
oklch(80.8% 0.096 269.2)
-
Step 400
400
#7A9AFF
oklch(70.7% 0.152 269)
-
Step 500
500
#597CFF
oklch(63% 0.198 268.8)
-
Step 600
600 (this color)
#4261F9
oklch(56.4% 0.228 268.8)
-
Step 700
700
#334CD6
oklch(49.1% 0.212 268.8)
-
Step 800
800
#2A40AD
oklch(42.8% 0.175 268.8)
-
Step 900
900
#253889
oklch(37.7% 0.137 268.9)
-
Step 950
950
#152250
oklch(27.1% 0.086 268.3)
#4261F9 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) | #007AFE | 0.059 |
| Deuteranopia (no green cones) | #0069F6 | 0.036 |
| Tritanopia (no blue cones) | #0088A4 | 0.180 |
| Achromatopsia (no color) | #717171 | 0.229 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4261F9
#4261F9
oklch(56.4% 0.228 268.8)
- #917100
#917100
oklch(56.4% 0.115 88.9)
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 #4261F9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.017
- Bright Blue #0165FC ΔE 0.034
- Azul #1D5DEC ΔE 0.039
- Royal Blue #4169E1 ΔE 0.041
- Cerulean Blue #056EEE ΔE 0.044
- Warm Blue #4B57DB ΔE 0.051
- Electric Blue #0652FF ΔE 0.055
- Clear Blue #247AFD ΔE 0.057
Use #4261F9 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.