#4E5CD2
Closest named color: Warm Blue (#4B57DB). oklch(53% 0.181 273.5), rgb(78, 92, 210).
Aa
White text reads best on this color (5.54:1).
About this color
#4E5CD2 is a medium-dark, vivid blue. In OKLCH its lightness is 53%, its chroma 0.181 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.019 away. White text reads best on it, at 5.54:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.181) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #4E5CD2 |
| RGB | rgb(78, 92, 210) |
| HSL | hsl(234, 59%, 56%) |
| OKLCH | oklch(53% 0.181 273.5) |
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 #4E5CD2 | 5.54:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #4E5CD2 | 3.78:1 | AA large text | Lc 26.7 | Dividers and decoration only |
| #4E5CD2 text on white | 5.54:1 | AA | Lc 77.3 | Fine for body text |
| #4E5CD2 text on black | 3.78:1 | AA large text | Lc -24.4 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9FA
oklch(93.5% 0.024 272.8)
-
Step 200
200
#CFD8F8
oklch(88.5% 0.045 273)
-
Step 300
300
#AFBEF6
oklch(81% 0.081 272.8)
-
Step 400
400
#879AF1
oklch(70.8% 0.129 273.3)
-
Step 500
500
#6B7EEC
oklch(63.1% 0.165 273.4)
-
Step 600
600 (this color)
#4E5CD2
oklch(53% 0.181 273.5)
-
Step 700
700
#4552BE
oklch(49.1% 0.168 273.3)
-
Step 800
800
#394499
oklch(42.7% 0.138 273.5)
-
Step 900
900
#303A7A
oklch(37.6% 0.109 273.4)
-
Step 950
950
#1C2347
oklch(27.1% 0.067 272.9)
#4E5CD2 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) | #006ED6 | 0.060 |
| Deuteranopia (no green cones) | #0063D0 | 0.053 |
| Tritanopia (no blue cones) | #00788E | 0.151 |
| Achromatopsia (no color) | #686868 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E5CD2
#4E5CD2
oklch(53% 0.181 273.5)
- #816A00
#816A00
oklch(53.1% 0.109 93.9)
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 #4E5CD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.019
- Iris #6258C4 ΔE 0.035
- Dark Periwinkle #665FD1 ΔE 0.035
- Royal Blue #4169E1 ΔE 0.038
- Slate Blue #6A5ACD ΔE 0.040
- Light Indigo #6D5ACF ΔE 0.045
- Neon Blue #4361EE ΔE 0.045
- Azul #1D5DEC ΔE 0.058
Use #4E5CD2 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.