#4A5FDC
Closest named color: Warm Blue (#4B57DB). oklch(54.1% 0.191 271.3), rgb(74, 95, 220).
Aa
White text reads best on this color (5.30:1).
About this color
#4A5FDC is a medium-dark, vivid blue. In OKLCH its lightness is 54%, its chroma 0.191 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.018 away. White text reads best on it, at 5.30:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.191) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.96:1 |
| White text | 5.30:1 |
Values
| HEX | #4A5FDC |
| RGB | rgb(74, 95, 220) |
| HSL | hsl(231, 68%, 58%) |
| OKLCH | oklch(54.1% 0.191 271.3) |
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 #4A5FDC | 5.30:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #4A5FDC | 3.96:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #4A5FDC text on white | 5.30:1 | AA | Lc 75.9 | Fine for body text |
| #4A5FDC text on black | 3.96:1 | AA large text | Lc -25.8 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E4E9FB
oklch(93.6% 0.025 273.5)
-
Step 200
200
#CDD8FA
oklch(88.5% 0.048 271.2)
-
Step 300
300
#ACBEF9
oklch(80.9% 0.086 271.2)
-
Step 400
400
#829AF6
oklch(70.7% 0.137 271.4)
-
Step 500
500
#647EF2
oklch(63.1% 0.175 271.1)
-
Step 600
600 (this color)
#4A5FDC
oklch(54.1% 0.191 271.3)
-
Step 700
700
#3F52C3
oklch(49.1% 0.177 271.1)
-
Step 800
800
#34449E
oklch(42.8% 0.147 271.2)
-
Step 900
900
#2D3A7E
oklch(37.7% 0.116 271.6)
-
Step 950
950
#1A2349
oklch(27.1% 0.071 270.9)
#4A5FDC 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) | #0072E0 | 0.057 |
| Deuteranopia (no green cones) | #0065DA | 0.047 |
| Tritanopia (no blue cones) | #007D94 | 0.157 |
| Achromatopsia (no color) | #6B6B6B | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A5FDC
#4A5FDC
oklch(54.1% 0.191 271.3)
- #876C00
#876C00
oklch(54.2% 0.111 91.4)
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 #4A5FDC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.018
- Royal Blue #4169E1 ΔE 0.025
- Neon Blue #4361EE ΔE 0.028
- Dark Periwinkle #665FD1 ΔE 0.041
- Azul #1D5DEC ΔE 0.046
- Iris #6258C4 ΔE 0.049
- Slate Blue #6A5ACD ΔE 0.049
- Light Indigo #6D5ACF ΔE 0.052
Use #4A5FDC 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.