#4050C0
Closest named color: Blue With A Hint Of Purple (#533CC6). oklch(48.6% 0.175 272), rgb(64, 80, 192).
Aa
White text reads best on this color (6.71:1).
About this color
#4050C0 is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.175 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Blue With A Hint Of Purple (#533CC6), ΔE 0.048 away. White text reads best on it, at 6.71:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.175) |
| Temperature | cool |
| Nearest name | Blue With A Hint Of Purple (#533CC6) |
| Black text | 3.12:1 |
| White text | 6.71:1 |
Values
| HEX | #4050C0 |
| RGB | rgb(64, 80, 192) |
| HSL | hsl(233, 50%, 50%) |
| OKLCH | oklch(48.6% 0.175 272) |
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 #4050C0 | 6.71:1 | AA | Lc -87.7 | Fine for body text |
| Black text on #4050C0 | 3.12:1 | AA large text | Lc 21.4 | Dividers and decoration only |
| #4050C0 text on white | 6.71:1 | AA | Lc 82.7 | Fine for body text |
| #4050C0 text on black | 3.12:1 | AA large text | Lc -19.2 | 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
#E4E9FB
oklch(93.6% 0.025 273.5)
-
Step 200
200
#CED8F9
oklch(88.5% 0.047 272.1)
-
Step 300
300
#ADBEF8
oklch(80.9% 0.084 271.8)
-
Step 400
400
#839AF5
oklch(70.7% 0.136 271.8)
-
Step 500
500
#677EF1
oklch(63.2% 0.173 272.1)
-
Step 600
600
#5064DF
oklch(55.6% 0.187 271.9)
-
Step 700
700 (this color)
#4050C0
oklch(48.6% 0.175 272)
-
Step 800
800
#36449D
oklch(42.8% 0.145 272.1)
-
Step 900
900
#2E3A7D
oklch(37.7% 0.114 272.2)
-
Step 950
950
#1B2349
oklch(27.1% 0.071 272)
#4050C0 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) | #0062C4 | 0.054 |
| Deuteranopia (no green cones) | #0056BE | 0.043 |
| Tritanopia (no blue cones) | #006B80 | 0.143 |
| Achromatopsia (no color) | #5C5C5C | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4050C0
#4050C0
oklch(48.6% 0.175 272)
- #735D00
#735D00
oklch(48.6% 0.1 92.7)
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 #4050C0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue With A Hint Of Purple #533CC6 ΔE 0.048
- Warm Blue #4B57DB ΔE 0.048
- Blue Blue #2242C7 ΔE 0.051
- Majorelle Blue #3F37C9 ΔE 0.054
- Iris #6258C4 ΔE 0.055
- Blurple #5539CC ΔE 0.055
- Bluey Purple #6241C7 ΔE 0.057
- Slate Blue #6A5ACD ΔE 0.071
Use #4050C0 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.