#4F358A
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.135 293.6), rgb(79, 53, 138).
Aa
White text reads best on this color (9.50:1).
About this color
#4F358A is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.135 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.022 away. White text reads best on it, at 9.50:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.20:1 |
| White text | 9.50:1 |
Values
| HEX | #4F358A |
| RGB | rgb(79, 53, 138) |
| HSL | hsl(258, 45%, 37%) |
| OKLCH | oklch(40.6% 0.135 293.6) |
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 #4F358A | 9.50:1 | AAA | Lc -95.9 | Preferred for body text |
| Black text on #4F358A | 2.20:1 | Fails | Lc 12.3 | Not readable |
| #4F358A text on white | 9.50:1 | AAA | Lc 91.6 | Preferred for body text |
| #4F358A text on black | 2.20:1 | Fails | Lc -10.7 | 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 800.
-
Step 50
50
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE7F8
oklch(93.5% 0.023 294.1)
-
Step 200
200
#DAD4F4
oklch(88.5% 0.044 294.1)
-
Step 300
300
#C2B7F0
oklch(80.8% 0.08 293.4)
-
Step 400
400
#A590E8
oklch(70.7% 0.127 293.9)
-
Step 500
500
#9072E1
oklch(63.1% 0.163 293.7)
-
Step 600
600
#7B58CE
oklch(55.6% 0.175 293.6)
-
Step 700
700
#6847B3
oklch(49.1% 0.164 293.5)
-
Step 800
800 (this color)
#4F358A
oklch(40.6% 0.135 293.6)
-
Step 900
900
#453473
oklch(37.7% 0.104 293.2)
-
Step 950
950
#281F44
oklch(27% 0.067 292.5)
#4F358A 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) | #00478D | 0.089 |
| Deuteranopia (no green cones) | #054488 | 0.087 |
| Tritanopia (no blue cones) | #3F485A | 0.108 |
| Achromatopsia (no color) | #464646 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F358A
#4F358A
oklch(40.6% 0.135 293.6)
- #4A4E00
#4A4E00
oklch(40.6% 0.091 113.1)
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 #4F358A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.022
- Blueberry #464196 ΔE 0.036
- Rebecca Purple #663399 ΔE 0.049
- Twilight #4E518B ΔE 0.073
- Cobalt #1E488F ΔE 0.076
- Imperial Purple #480CA8 ΔE 0.079
- Chrysanthemum #560BAD ΔE 0.080
- Indigo #4B0082 ΔE 0.083
Use #4F358A 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.