#4C54CE
Closest named color: Warm Blue (#4B57DB). oklch(51.1% 0.186 274.9), rgb(76, 84, 206).
Aa
White text reads best on this color (6.05:1).
About this color
#4C54CE is a medium-dark, vivid blue. In OKLCH its lightness is 51%, its chroma 0.186 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.021 away. White text reads best on it, at 6.05:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.186) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.46:1 |
| White text | 6.05:1 |
Values
| HEX | #4C54CE |
| RGB | rgb(76, 84, 206) |
| HSL | hsl(236, 57%, 55%) |
| OKLCH | oklch(51.1% 0.186 274.9) |
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 #4C54CE | 6.05:1 | AA | Lc -85.0 | Fine for body text |
| Black text on #4C54CE | 3.46:1 | AA large text | Lc 24.2 | Dividers and decoration only |
| #4C54CE text on white | 6.05:1 | AA | Lc 79.8 | Fine for body text |
| #4C54CE text on black | 3.46:1 | AA large text | Lc -22.0 | 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 700.
-
Step 50
50
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E4E9FC
oklch(93.6% 0.026 274.1)
-
Step 200
200
#CFD7FB
oklch(88.5% 0.05 275.4)
-
Step 300
300
#AFBDFB
oklch(81% 0.089 274.4)
-
Step 400
400
#8797F9
oklch(70.6% 0.144 275.1)
-
Step 500
500
#6C7AF6
oklch(63.1% 0.184 275)
-
Step 600
600
#565FE5
oklch(55.6% 0.2 274.9)
-
Step 700
700 (this color)
#4C54CE
oklch(51.1% 0.186 274.9)
-
Step 800
800
#3A40A1
oklch(42.6% 0.154 275)
-
Step 900
900
#313880
oklch(37.7% 0.12 274.9)
-
Step 950
950
#1C214B
oklch(26.9% 0.077 274.9)
#4C54CE 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) | #0068D2 | 0.063 |
| Deuteranopia (no green cones) | #005DCC | 0.055 |
| Tritanopia (no blue cones) | #007289 | 0.155 |
| Achromatopsia (no color) | #626262 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C54CE
#4C54CE
oklch(51.1% 0.186 274.9)
- #7A6500
#7A6500
oklch(51.2% 0.105 94.7)
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 #4C54CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.021
- Iris #6258C4 ΔE 0.038
- Slate Blue #6A5ACD ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.049
- Bluey Purple #6241C7 ΔE 0.050
- Blue With A Hint Of Purple #533CC6 ΔE 0.052
- Light Indigo #6D5ACF ΔE 0.053
- Blurple #5539CC ΔE 0.055
Use #4C54CE 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.