#4E54BE
Closest named color: Iris (#6258C4). oklch(50% 0.164 276.3), rgb(78, 84, 190).
Aa
White text reads best on this color (6.29:1).
About this color
#4E54BE is a medium-dark, vivid blue. In OKLCH its lightness is 50%, its chroma 0.164 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.034 away. White text reads best on it, at 6.29:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.164) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.33:1 |
| White text | 6.29:1 |
Values
| HEX | #4E54BE |
| RGB | rgb(78, 84, 190) |
| HSL | hsl(237, 46%, 53%) |
| OKLCH | oklch(50% 0.164 276.3) |
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 #4E54BE | 6.29:1 | AA | Lc -86.1 | Fine for body text |
| Black text on #4E54BE | 3.33:1 | AA large text | Lc 23.0 | Dividers and decoration only |
| #4E54BE text on white | 6.29:1 | AA | Lc 81.0 | Fine for body text |
| #4E54BE text on black | 3.33:1 | AA large text | Lc -20.9 | 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
#E5E9FA
oklch(93.6% 0.023 275.4)
-
Step 200
200
#D1D7F7
oklch(88.5% 0.044 277.1)
-
Step 300
300
#B2BDF4
oklch(80.9% 0.079 275.7)
-
Step 400
400
#8C99EF
oklch(70.8% 0.126 276.1)
-
Step 500
500
#717DE9
oklch(63.2% 0.161 276)
-
Step 600
600
#5B63D7
oklch(55.6% 0.175 276.1)
-
Step 700
700 (this color)
#4E54BE
oklch(50% 0.164 276.3)
-
Step 800
800
#3E4397
oklch(42.7% 0.135 276.5)
-
Step 900
900
#343A78
oklch(37.8% 0.104 276)
-
Step 950
950
#1E2246
oklch(26.9% 0.066 276.2)
#4E54BE 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) | #0065C2 | 0.064 |
| Deuteranopia (no green cones) | #005BBC | 0.059 |
| Tritanopia (no blue cones) | #006D81 | 0.142 |
| Achromatopsia (no color) | #606060 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E54BE
#4E54BE
oklch(50% 0.164 276.3)
- #756200
#756200
oklch(50% 0.103 95.8)
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 #4E54BE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.034
- Warm Blue #4B57DB ΔE 0.045
- Bluey Purple #6241C7 ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.051
- Blue With A Hint Of Purple #533CC6 ΔE 0.053
- Dark Periwinkle #665FD1 ΔE 0.055
- Light Indigo #6D5ACF ΔE 0.057
- Blurple #5539CC ΔE 0.060
Use #4E54BE 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.