#513558
Closest named color: Purple Brown (#673A3F). oklch(37.6% 0.068 319.4), rgb(81, 53, 88).
Aa
White text reads best on this color (10.49:1).
About this color
#513558 is a dark, muted purple. In OKLCH its lightness is 38%, its chroma 0.068 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.066 away. White text reads best on it, at 10.49:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #513558 |
| RGB | rgb(81, 53, 88) |
| HSL | hsl(288, 25%, 28%) |
| OKLCH | oklch(37.6% 0.068 319.4) |
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 #513558 | 10.49:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #513558 | 2.00:1 | Fails | Lc 9.7 | Not readable |
| #513558 text on white | 10.49:1 | AAA | Lc 94.3 | Preferred for body text |
| #513558 text on black | 2.00:1 | Fails | Lc -8.3 | 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
#E2D3E5
oklch(88.4% 0.029 320.6)
-
Step 300
300
#CFB7D6
oklch(80.9% 0.05 318.5)
-
Step 400
400
#B790C1
oklch(70.6% 0.082 319.3)
-
Step 500
500
#A574B1
oklch(63.1% 0.105 319.6)
-
Step 600
600
#905C9D
oklch(55.6% 0.114 319.4)
-
Step 700
700
#7A4B86
oklch(49% 0.106 319.3)
-
Step 800
800
#643E6D
oklch(42.7% 0.088 319.8)
-
Step 900
900 (this color)
#513558
oklch(37.6% 0.068 319.4)
-
Step 950
950
#301F34
oklch(27% 0.045 319.8)
#513558 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) | #303D59 | 0.059 |
| Deuteranopia (no green cones) | #374057 | 0.053 |
| Tritanopia (no blue cones) | #513942 | 0.044 |
| Achromatopsia (no color) | #3F3F3F | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513558
#513558
oklch(37.6% 0.068 319.4)
- #2D4A26
#2D4A26
oklch(37.6% 0.068 139.7)
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 #513558, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.066
- Charcoal Grey #3C4142 ΔE 0.071
- Onyx #343A40 ΔE 0.072
- Grape Purple #5D1451 ΔE 0.073
- Dark Grey Blue #29465B ΔE 0.076
- Charcoal #264653 ΔE 0.083
- Gunmetal #293241 ΔE 0.084
- Space Cadet #2B2D42 ΔE 0.085
Use #513558 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.