#5F579A
Closest named color: Twilight (#4E518B). oklch(49.5% 0.105 287.4), rgb(95, 87, 154).
Aa
White text reads best on this color (6.33:1).
About this color
#5F579A is a medium-dark, moderately saturated purple. In OKLCH its lightness is 50%, its chroma 0.105 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.040 away. White text reads best on it, at 6.33:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.105) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.31:1 |
| White text | 6.33:1 |
Values
| HEX | #5F579A |
| RGB | rgb(95, 87, 154) |
| HSL | hsl(247, 28%, 47%) |
| OKLCH | oklch(49.5% 0.105 287.4) |
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 #5F579A | 6.33:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #5F579A | 3.31:1 | AA large text | Lc 22.6 | Dividers and decoration only |
| #5F579A text on white | 6.33:1 | AA | Lc 81.4 | Fine for body text |
| #5F579A text on black | 3.31:1 | AA large text | Lc -20.5 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E9F3
oklch(93.7% 0.013 286.1)
-
Step 200
200
#D7D7EB
oklch(88.5% 0.027 285.8)
-
Step 300
300
#BEBCE0
oklch(80.9% 0.05 287.8)
-
Step 400
400
#9D99D1
oklch(70.7% 0.081 287.4)
-
Step 500
500
#867FC5
oklch(63.1% 0.104 287.6)
-
Step 600
600
#7067B1
oklch(55.5% 0.113 287.7)
-
Step 700
700 (this color)
#5F579A
oklch(49.5% 0.105 287.4)
-
Step 800
800
#4D467C
oklch(42.7% 0.088 288)
-
Step 900
900
#403B64
oklch(37.7% 0.069 288.2)
-
Step 950
950
#25233A
oklch(27% 0.042 287.2)
#5F579A 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) | #40619D | 0.047 |
| Deuteranopia (no green cones) | #3F5E98 | 0.046 |
| Tritanopia (no blue cones) | #4F6471 | 0.089 |
| Achromatopsia (no color) | #606060 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F579A
#5F579A
oklch(49.5% 0.105 287.4)
- #696504
#696504
oklch(49.5% 0.104 106.9)
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 #5F579A, closest first.
No curated palette has a color within ΔE 0.04 of #5F579A.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.040
- Dusky Blue #475F94 ΔE 0.041
- Dusk #4E5481 ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.052
- French Blue #436BAD ΔE 0.063
- Denim #3B638C ΔE 0.064
- Dusty Grape #545775 ΔE 0.064
- Muted Purple #805B87 ΔE 0.066
Use #5F579A 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.