#4F4B97
Closest named color: Twilight (#4E518B). oklch(45.6% 0.121 282.9), rgb(79, 75, 151).
Aa
White text reads best on this color (7.53:1).
About this color
#4F4B97 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.121 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.028 away. White text reads best on it, at 7.53:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.78:1 |
| White text | 7.53:1 |
Values
| HEX | #4F4B97 |
| RGB | rgb(79, 75, 151) |
| HSL | hsl(243, 34%, 44%) |
| OKLCH | oklch(45.6% 0.121 282.9) |
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 #4F4B97 | 7.53:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #4F4B97 | 2.78:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #4F4B97 text on white | 7.53:1 | AAA | Lc 86.0 | Fine for body text |
| #4F4B97 text on black | 2.78:1 | Fails | Lc -16.0 | 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 800.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E8F8
oklch(93.5% 0.022 283.1)
-
Step 200
200
#D5D6F3
oklch(88.4% 0.04 284)
-
Step 300
300
#B9BBEE
oklch(80.8% 0.072 282.9)
-
Step 400
400
#9797E5
oklch(70.7% 0.113 283.1)
-
Step 500
500
#7E7BDD
oklch(63% 0.145 282.8)
-
Step 600
600
#6962CB
oklch(55.6% 0.158 283)
-
Step 700
700
#5851AF
oklch(49.1% 0.145 283)
-
Step 800
800 (this color)
#4F4B97
oklch(45.6% 0.121 282.9)
-
Step 900
900
#3B3971
oklch(37.6% 0.094 282.5)
-
Step 950
950
#232242
oklch(27.1% 0.058 283.2)
#4F4B97 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) | #29579A | 0.052 |
| Deuteranopia (no green cones) | #255295 | 0.053 |
| Tritanopia (no blue cones) | #365B6A | 0.103 |
| Achromatopsia (no color) | #545454 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F4B97
#4F4B97
oklch(45.6% 0.121 282.9)
- #615800
#615800
oklch(45.5% 0.095 102.6)
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 #4F4B97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.028
- Blueberry #464196 ΔE 0.031
- Dark Slate Blue #483D8B ΔE 0.042
- Dusk #4E5481 ΔE 0.048
- Denim Blue #3B5B92 ΔE 0.051
- Dusk Blue #26538D ΔE 0.057
- Dusky Blue #475F94 ΔE 0.057
- Cobalt #1E488F ΔE 0.064
Use #4F4B97 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.