#57346E
Closest named color: Dark Slate Blue (#483D8B). oklch(39.4% 0.102 310.4), rgb(87, 52, 110).
Aa
White text reads best on this color (9.89:1).
About this color
#57346E is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.102 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.057 away. White text reads best on it, at 9.89:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.12:1 |
| White text | 9.89:1 |
Values
| HEX | #57346E |
| RGB | rgb(87, 52, 110) |
| HSL | hsl(276, 36%, 32%) |
| OKLCH | oklch(39.4% 0.102 310.4) |
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 #57346E | 9.89:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #57346E | 2.12:1 | Fails | Lc 11.2 | Not readable |
| #57346E text on white | 9.89:1 | AAA | Lc 92.7 | Preferred for body text |
| #57346E text on black | 2.12:1 | Fails | Lc -9.7 | 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 900.
-
Step 50
50
#F8F4FB
oklch(97.2% 0.01 311.2)
-
Step 100
100
#EEE6F5
oklch(93.6% 0.022 309.6)
-
Step 200
200
#E2D2EE
oklch(88.5% 0.042 310.9)
-
Step 300
300
#D0B3E6
oklch(80.8% 0.077 310.3)
-
Step 400
400
#B88AD9
oklch(70.6% 0.122 310.2)
-
Step 500
500
#A76BCE
oklch(63.2% 0.155 310.6)
-
Step 600
600
#9250BB
oklch(55.6% 0.169 310.5)
-
Step 700
700
#7C40A1
oklch(49.1% 0.157 310.4)
-
Step 800
800
#653583
oklch(42.7% 0.131 310.4)
-
Step 900
900 (this color)
#57346E
oklch(39.4% 0.102 310.4)
-
Step 950
950
#301C3D
oklch(26.9% 0.064 310.7)
#57346E 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) | #254170 | 0.083 |
| Deuteranopia (no green cones) | #30446C | 0.075 |
| Tritanopia (no blue cones) | #543E4C | 0.072 |
| Achromatopsia (no color) | #434343 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57346E
#57346E
oklch(39.4% 0.102 310.4)
- #335007
#335007
oklch(39.4% 0.101 130.1)
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 #57346E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.057
- Blueberry #464196 ΔE 0.075
- Rebecca Purple #663399 ΔE 0.076
- Grape Purple #5D1451 ΔE 0.077
- Twilight #4E518B ΔE 0.084
- Dusk #4E5481 ΔE 0.087
- Purple Brown #673A3F ΔE 0.093
- Rich Purple #720058 ΔE 0.093
Use #57346E 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.