#4E50C8
Closest named color: Warm Blue (#4B57DB). oklch(50.1% 0.182 276.9), rgb(78, 80, 200).
Aa
White text reads best on this color (6.35:1).
About this color
#4E50C8 is a medium-dark, vivid blue. In OKLCH its lightness is 50%, its chroma 0.182 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Warm Blue (#4B57DB), ΔE 0.033 away. White text reads best on it, at 6.35:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.182) |
| Temperature | cool |
| Nearest name | Warm Blue (#4B57DB) |
| Black text | 3.30:1 |
| White text | 6.35:1 |
Values
| HEX | #4E50C8 |
| RGB | rgb(78, 80, 200) |
| HSL | hsl(239, 53%, 55%) |
| OKLCH | oklch(50.1% 0.182 276.9) |
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 #4E50C8 | 6.35:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #4E50C8 | 3.30:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #4E50C8 text on white | 6.35:1 | AA | Lc 81.2 | Fine for body text |
| #4E50C8 text on black | 3.30:1 | AA large text | Lc -20.7 | 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
#E5E9FB
oklch(93.6% 0.025 275.9)
-
Step 200
200
#D0D7FA
oklch(88.5% 0.049 276.4)
-
Step 300
300
#B2BCFA
oklch(81% 0.088 277.1)
-
Step 400
400
#8B97F7
oklch(70.8% 0.14 276.8)
-
Step 500
500
#7179F4
oklch(63.1% 0.181 277.1)
-
Step 600
600
#5B5FE2
oklch(55.6% 0.195 276.7)
-
Step 700
700 (this color)
#4E50C8
oklch(50.1% 0.182 276.9)
-
Step 800
800
#3E409F
oklch(42.7% 0.151 277)
-
Step 900
900
#34387E
oklch(37.8% 0.116 276.8)
-
Step 950
950
#1E214A
oklch(27% 0.075 277)
#4E50C8 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) | #0065CC | 0.068 |
| Deuteranopia (no green cones) | #005AC6 | 0.060 |
| Tritanopia (no blue cones) | #006D84 | 0.154 |
| Achromatopsia (no color) | #5F5F5F | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E50C8
#4E50C8
oklch(50.1% 0.182 276.9)
- #746300
#746300
oklch(50.1% 0.103 97.4)
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 #4E50C8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Blue #4B57DB ΔE 0.033
- Iris #6258C4 ΔE 0.038
- Bluey Purple #6241C7 ΔE 0.041
- Blue With A Hint Of Purple #533CC6 ΔE 0.042
- Blurple #5539CC ΔE 0.047
- Slate Blue #6A5ACD ΔE 0.052
- Dark Periwinkle #665FD1 ΔE 0.055
- Light Indigo #6D5ACF ΔE 0.056
Use #4E50C8 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.