#4F48CA
Closest named color: Blue With A Hint Of Purple (#533CC6). oklch(49% 0.194 278.8), rgb(79, 72, 202).
Aa
White text reads best on this color (6.74:1).
About this color
#4F48CA is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.194 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Blue With A Hint Of Purple (#533CC6), ΔE 0.025 away. White text reads best on it, at 6.74:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.194) |
| Temperature | cool |
| Nearest name | Blue With A Hint Of Purple (#533CC6) |
| Black text | 3.11:1 |
| White text | 6.74:1 |
Values
| HEX | #4F48CA |
| RGB | rgb(79, 72, 202) |
| HSL | hsl(243, 55%, 54%) |
| OKLCH | oklch(49% 0.194 278.8) |
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 #4F48CA | 6.74:1 | AA | Lc -87.7 | Fine for body text |
| Black text on #4F48CA | 3.11:1 | AA large text | Lc 21.3 | Dividers and decoration only |
| #4F48CA text on white | 6.74:1 | AA | Lc 82.7 | Fine for body text |
| #4F48CA text on black | 3.11:1 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E8FC
oklch(93.5% 0.027 279.1)
-
Step 200
200
#D1D6FC
oklch(88.4% 0.053 279.4)
-
Step 300
300
#B3BBFD
oklch(81% 0.094 278.7)
-
Step 400
400
#8D94FC
oklch(70.6% 0.151 278.9)
-
Step 500
500
#7476FA
oklch(63.2% 0.192 278.7)
-
Step 600
600
#5F5AE9
oklch(55.6% 0.209 278.7)
-
Step 700
700 (this color)
#4F48CA
oklch(49% 0.194 278.8)
-
Step 800
800
#413DA4
oklch(42.8% 0.161 278.9)
-
Step 900
900
#363582
oklch(37.7% 0.126 279)
-
Step 950
950
#1F204C
oklch(27% 0.08 278.7)
#4F48CA 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) | #0061CE | 0.075 |
| Deuteranopia (no green cones) | #0056C7 | 0.066 |
| Tritanopia (no blue cones) | #006982 | 0.164 |
| Achromatopsia (no color) | #5B5B5B | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F48CA
#4F48CA
oklch(49% 0.194 278.8)
- #6F6000
#6F6000
oklch(48.9% 0.101 98.6)
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 #4F48CA, 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 0.025
- Blurple #5539CC ΔE 0.029
- Bluey Purple #6241C7 ΔE 0.032
- Warm Blue #4B57DB ΔE 0.042
- Majorelle Blue #3F37C9 ΔE 0.045
- Iris #6258C4 ΔE 0.051
- Purpley Blue #5F34E7 ΔE 0.058
- Blue Blue #2242C7 ΔE 0.059
Use #4F48CA 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.