#4B54C4
Closest named color: Warm Blue (#4B57DB). oklch(50.3% 0.172 274.9), rgb(75, 84, 196).
Aa
White text reads best on this color (6.24:1).
About this color
#4B54C4 is a medium-dark, vivid blue. In OKLCH its lightness is 50%, its chroma 0.172 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.036 away. White text reads best on it, at 6.24:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.172) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.36:1 |
| White text | 6.24:1 |
Values
| HEX | #4B54C4 |
| RGB | rgb(75, 84, 196) |
| HSL | hsl(236, 51%, 53%) |
| OKLCH | oklch(50.3% 0.172 274.9) |
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 #4B54C4 | 6.24:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #4B54C4 | 3.36:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #4B54C4 text on white | 6.24:1 | AA | Lc 80.7 | Fine for body text |
| #4B54C4 text on black | 3.36:1 | AA large text | Lc -21.1 | 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 700.
-
Step 50
50
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FB
oklch(93.6% 0.025 275.9)
-
Step 200
200
#D0D7F9
oklch(88.5% 0.047 276.2)
-
Step 300
300
#B0BDF7
oklch(80.9% 0.083 274.6)
-
Step 400
400
#8999F3
oklch(70.8% 0.133 274.9)
-
Step 500
500
#6D7CEF
oklch(63.1% 0.171 274.8)
-
Step 600
600
#5762DD
oklch(55.5% 0.185 274.8)
-
Step 700
700 (this color)
#4B54C4
oklch(50.3% 0.172 274.9)
-
Step 800
800
#3B439B
oklch(42.8% 0.142 274.8)
-
Step 900
900
#32397B
oklch(37.6% 0.111 275.2)
-
Step 950
950
#1D2248
oklch(27% 0.07 275)
#4B54C4 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) | #0066C8 | 0.061 |
| Deuteranopia (no green cones) | #005BC2 | 0.055 |
| Tritanopia (no blue cones) | #006F84 | 0.146 |
| Achromatopsia (no color) | #606060 | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B54C4
#4B54C4
oklch(50.3% 0.172 274.9)
- #776300
#776300
oklch(50.4% 0.104 95.1)
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 #4B54C4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.036
- Iris #6258C4 ΔE 0.036
- Bluey Purple #6241C7 ΔE 0.050
- Blue With A Hint Of Purple #533CC6 ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.052
- Dark Periwinkle #665FD1 ΔE 0.053
- Light Indigo #6D5ACF ΔE 0.057
- Blurple #5539CC ΔE 0.057
Use #4B54C4 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.