#605EEA
Closest named color: Neon Blue (#4361EE). oklch(56.4% 0.205 278.2), rgb(96, 94, 234).
Aa
White text reads best on this color (4.89:1).
About this color
#605EEA is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.205 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.036 away. White text reads best on it, at 4.89:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.205) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 4.28:1 |
| White text | 4.89:1 |
Values
| HEX | #605EEA |
| RGB | rgb(96, 94, 234) |
| HSL | hsl(241, 77%, 64%) |
| OKLCH | oklch(56.4% 0.205 278.2) |
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 #605EEA | 4.89:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #605EEA | 4.28:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #605EEA text on white | 4.89:1 | AA | Lc 73.5 | Content text, not long reading |
| #605EEA text on black | 4.28:1 | AA large text | Lc -28.2 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FC
oklch(93.7% 0.026 276.4)
-
Step 200
200
#D1D7FC
oklch(88.6% 0.051 278)
-
Step 300
300
#B2BBFC
oklch(80.8% 0.092 278)
-
Step 400
400
#8C95FB
oklch(70.7% 0.148 278.1)
-
Step 500
500
#7377F8
oklch(63.1% 0.189 278.2)
-
Step 600
600 (this color)
#605EEA
oklch(56.4% 0.205 278.2)
-
Step 700
700
#4E4AC9
oklch(49.1% 0.191 278.1)
-
Step 800
800
#403EA2
oklch(42.8% 0.157 278.3)
-
Step 900
900
#353681
oklch(37.7% 0.123 278.1)
-
Step 950
950
#1F204B
oklch(26.9% 0.078 278.8)
#605EEA 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) | #0077EF | 0.080 |
| Deuteranopia (no green cones) | #006BE7 | 0.073 |
| Tritanopia (no blue cones) | #00809B | 0.176 |
| Achromatopsia (no color) | #717171 | 0.206 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #605EEA
#605EEA
oklch(56.4% 0.205 278.2)
- #887500
#887500
oklch(56.3% 0.116 97.8)
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 #605EEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.036
- Dark Periwinkle #665FD1 ΔE 0.039
- Warm Blue #4B57DB ΔE 0.042
- Royal Blue #4169E1 ΔE 0.044
- Light Indigo #6D5ACF ΔE 0.046
- Slate Blue #6A5ACD ΔE 0.047
- Medium Slate Blue #7B68EE ΔE 0.049
- Iris #6258C4 ΔE 0.059
Use #605EEA 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.