#3C5CEE
Closest named color: Neon Blue (#4361EE). oklch(54.4% 0.222 268.3), rgb(60, 92, 238).
Aa
White text reads best on this color (5.30:1).
About this color
#3C5CEE is a medium-dark, vivid blue. In OKLCH its lightness is 54%, its chroma 0.222 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.015 away. White text reads best on it, at 5.30:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.222) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 3.95:1 |
| White text | 5.30:1 |
Values
| HEX | #3C5CEE |
| RGB | rgb(60, 92, 238) |
| HSL | hsl(229, 84%, 58%) |
| OKLCH | oklch(54.4% 0.222 268.3) |
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 #3C5CEE | 5.30:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #3C5CEE | 3.95:1 | AA large text | Lc 28.4 | Dividers and decoration only |
| #3C5CEE text on white | 5.30:1 | AA | Lc 75.7 | Fine for body text |
| #3C5CEE text on black | 3.95:1 | AA large text | Lc -26.0 | 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
#E2EAFE
oklch(93.7% 0.028 268.4)
-
Step 200
200
#C9D9FF
oklch(88.6% 0.055 267.2)
-
Step 300
300
#A6BFFF
oklch(80.9% 0.095 267.8)
-
Step 400
400
#799AFF
oklch(70.6% 0.153 268.6)
-
Step 500
500
#587DFF
oklch(63.1% 0.197 268.3)
-
Step 600
600 (this color)
#3C5CEE
oklch(54.4% 0.222 268.3)
-
Step 700
700
#324ED3
oklch(49.1% 0.206 268.3)
-
Step 800
800
#2941AB
oklch(42.7% 0.172 268.2)
-
Step 900
900
#253987
oklch(37.8% 0.133 268.4)
-
Step 950
950
#15224F
oklch(27% 0.084 268.2)
#3C5CEE 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) | #0074F3 | 0.057 |
| Deuteranopia (no green cones) | #0063EB | 0.032 |
| Tritanopia (no blue cones) | #00829C | 0.175 |
| Achromatopsia (no color) | #6B6B6B | 0.222 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C5CEE
#3C5CEE
oklch(54.4% 0.222 268.3)
- #8A6B00
#8A6B00
oklch(54.3% 0.111 88.6)
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 #3C5CEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.015
- Azul #1D5DEC ΔE 0.023
- Warm Blue #4B57DB ΔE 0.034
- Bright Blue #0165FC ΔE 0.038
- Royal Blue #4169E1 ΔE 0.038
- Cerulean Blue #056EEE ΔE 0.045
- Electric Blue #0652FF ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.070
Use #3C5CEE 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.