#335EFF
Closest named color: Bright Blue (#0165FC). oklch(55.8% 0.243 266.4), rgb(51, 94, 255).
Aa
White text reads best on this color (5.01:1).
About this color
#335EFF is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.243 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Blue (#0165FC), ΔE 0.024 away. White text reads best on it, at 5.01:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.243) |
| Temperature | cool |
| Nearest name | Bright Blue (#0165FC) |
| Black text | 4.18:1 |
| White text | 5.01:1 |
Values
| HEX | #335EFF |
| RGB | rgb(51, 94, 255) |
| HSL | hsl(227, 100%, 60%) |
| OKLCH | oklch(55.8% 0.243 266.4) |
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 #335EFF | 5.01:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #335EFF | 4.18:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #335EFF text on white | 5.01:1 | AA | Lc 73.9 | Content text, not long reading |
| #335EFF text on black | 4.18:1 | AA large text | Lc -27.8 | 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E0EAFF
oklch(93.6% 0.03 265.3)
-
Step 200
200
#C8D9FF
oklch(88.5% 0.056 266.2)
-
Step 300
300
#A4BFFF
oklch(80.8% 0.096 266.6)
-
Step 400
400
#759CFF
oklch(70.8% 0.151 266.4)
-
Step 500
500
#527EFF
oklch(63% 0.198 266.5)
-
Step 600
600 (this color)
#335EFF
oklch(55.8% 0.243 266.4)
-
Step 700
700
#274BDE
oklch(49.2% 0.226 266.5)
-
Step 800
800
#203FB3
oklch(42.7% 0.187 266.4)
-
Step 900
900
#1E388D
oklch(37.8% 0.145 266.4)
-
Step 950
950
#112253
oklch(27.1% 0.092 265.9)
#335EFF 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) | #0079FF | 0.060 |
| Deuteranopia (no green cones) | #0066FC | 0.025 |
| Tritanopia (no blue cones) | #0089A6 | 0.188 |
| Achromatopsia (no color) | #6F6F6F | 0.243 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #335EFF
#335EFF
oklch(55.8% 0.243 266.4)
- #916E00
#916E00
oklch(55.8% 0.114 86.4)
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 #335EFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Blue #0165FC ΔE 0.024
- Neon Blue #4361EE ΔE 0.030
- Azul #1D5DEC ΔE 0.034
- Electric Blue #0652FF ΔE 0.038
- Cerulean Blue #056EEE ΔE 0.046
- Royal Blue #4169E1 ΔE 0.054
- Warm Blue #4B57DB ΔE 0.060
- Clear Blue #247AFD ΔE 0.063
Use #335EFF 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.