#584E77
Closest named color: Dusk (#4E5481). oklch(45.1% 0.067 294.8), rgb(88, 78, 119).
Aa
White text reads best on this color (7.57:1).
About this color
#584E77 is a medium-dark, muted purple. In OKLCH its lightness is 45%, its chroma 0.067 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.024 away. White text reads best on it, at 7.57:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.067) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.77:1 |
| White text | 7.57:1 |
Values
| HEX | #584E77 |
| RGB | rgb(88, 78, 119) |
| HSL | hsl(255, 21%, 39%) |
| OKLCH | oklch(45.1% 0.067 294.8) |
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 #584E77 | 7.57:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #584E77 | 2.77:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #584E77 text on white | 7.57:1 | AAA | Lc 86.3 | Fine for body text |
| #584E77 text on black | 2.77:1 | Fails | Lc -15.8 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#EAE8F1
oklch(93.5% 0.012 296.3)
-
Step 200
200
#DAD7E6
oklch(88.6% 0.021 295.1)
-
Step 300
300
#C2BCD8
oklch(80.9% 0.04 295.3)
-
Step 400
400
#A399C4
oklch(70.6% 0.063 295.4)
-
Step 500
500
#8C80B5
oklch(63.1% 0.08 294.4)
-
Step 600
600
#7769A1
oklch(55.7% 0.087 294.9)
-
Step 700
700
#64578A
oklch(49.1% 0.081 295)
-
Step 800
800 (this color)
#584E77
oklch(45.1% 0.067 294.8)
-
Step 900
900
#433C5B
oklch(37.7% 0.053 294.1)
-
Step 950
950
#272335
oklch(26.9% 0.033 294.2)
#584E77 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) | #445479 | 0.033 |
| Deuteranopia (no green cones) | #455376 | 0.031 |
| Tritanopia (no blue cones) | #52555D | 0.055 |
| Achromatopsia (no color) | #545454 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #584E77
#584E77
oklch(45.1% 0.067 294.8)
- #545A2C
#545A2C
oklch(45.1% 0.068 115.3)
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 #584E77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.024
- Dusty Grape #545775 ΔE 0.028
- Twilight #4E518B ΔE 0.035
- YInMn Blue #415A77 ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.060
- Dusky Blue #475F94 ΔE 0.061
- Light Navy Blue #2E5A88 ΔE 0.062
- Denim #3B638C ΔE 0.068
Use #584E77 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.