#4F3758
Closest named color: Charcoal Grey (#3C4142). oklch(37.8% 0.063 316.5), rgb(79, 55, 88).
Aa
White text reads best on this color (10.39:1).
About this color
#4F3758 is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.063 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.065 away. White text reads best on it, at 10.39:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.01:1 |
| White text | 10.39:1 |
Values
| HEX | #4F3758 |
| RGB | rgb(79, 55, 88) |
| HSL | hsl(284, 23%, 28%) |
| OKLCH | oklch(37.8% 0.063 316.5) |
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 #4F3758 | 10.39:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #4F3758 | 2.01:1 | Fails | Lc 9.9 | Not readable |
| #4F3758 text on white | 10.39:1 | AAA | Lc 94.1 | Preferred for body text |
| #4F3758 text on black | 2.01:1 | Fails | Lc -8.5 | Not readable |
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 900.
-
Step 50
50
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EEE7F0
oklch(93.6% 0.014 318.7)
-
Step 200
200
#E0D4E5
oklch(88.5% 0.026 316.1)
-
Step 300
300
#CDB8D5
oklch(80.9% 0.046 316.7)
-
Step 400
400
#B492C0
oklch(70.7% 0.076 317.2)
-
Step 500
500
#A177B0
oklch(63.1% 0.096 317)
-
Step 600
600
#8B5F9C
oklch(55.5% 0.104 316.2)
-
Step 700
700
#764E85
oklch(49% 0.097 316.4)
-
Step 800
800
#60406C
oklch(42.6% 0.08 316.4)
-
Step 900
900 (this color)
#4F3758
oklch(37.8% 0.063 316.5)
-
Step 950
950
#2E2033
oklch(26.9% 0.04 317)
#4F3758 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) | #323E59 | 0.051 |
| Deuteranopia (no green cones) | #384157 | 0.047 |
| Tritanopia (no blue cones) | #4F3B43 | 0.042 |
| Achromatopsia (no color) | #404040 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F3758
#4F3758
oklch(37.8% 0.063 316.5)
- #324927
#324927
oklch(37.7% 0.062 136.1)
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 #4F3758, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.065
- Purple Brown #673A3F ΔE 0.066
- Onyx #343A40 ΔE 0.067
- Dark Grey Blue #29465B ΔE 0.070
- Charcoal #264653 ΔE 0.077
- Grape Purple #5D1451 ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.080
- Gunmetal #293241 ΔE 0.081
Use #4F3758 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.