#613E5B
Closest named color: Purple Brown (#673A3F). oklch(41.5% 0.065 333), rgb(97, 62, 91).
Aa
White text reads best on this color (8.94:1).
About this color
#613E5B is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.065 and its hue 333°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.045 away. White text reads best on it, at 8.94:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.34:1 |
| White text | 8.94:1 |
Values
| HEX | #613E5B |
| RGB | rgb(97, 62, 91) |
| HSL | hsl(310, 22%, 31%) |
| OKLCH | oklch(41.5% 0.065 333) |
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 #613E5B | 8.94:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #613E5B | 2.34:1 | Fails | Lc 13.6 | Not readable |
| #613E5B text on white | 8.94:1 | AAA | Lc 90.4 | Preferred for body text |
| #613E5B text on black | 2.34:1 | Fails | Lc -11.9 | 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#EFE7ED
oklch(93.6% 0.012 334.1)
-
Step 200
200
#E2D4DF
oklch(88.4% 0.021 332.9)
-
Step 300
300
#D0B8CB
oklch(80.9% 0.037 333)
-
Step 400
400
#B893B1
oklch(70.7% 0.06 332.8)
-
Step 500
500
#A6789E
oklch(63.1% 0.078 332.7)
-
Step 600
600
#916089
oklch(55.6% 0.085 332.6)
-
Step 700
700
#7B4F74
oklch(49% 0.079 332.6)
-
Step 800
800 (this color)
#613E5B
oklch(41.5% 0.065 333)
-
Step 900
900
#52374D
oklch(37.6% 0.051 333.3)
-
Step 950
950
#30212D
oklch(27.1% 0.031 333.6)
#613E5B 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) | #3E465C | 0.062 |
| Deuteranopia (no green cones) | #464B5A | 0.058 |
| Tritanopia (no blue cones) | #644048 | 0.035 |
| Achromatopsia (no color) | #494949 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613E5B
#613E5B
oklch(41.5% 0.065 333)
- #2E563B
#2E563B
oklch(41.5% 0.064 153.2)
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 #613E5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.045
- Brownish Purple #76424E ΔE 0.050
- Dusty Grape #545775 ΔE 0.074
- Dusk #4E5481 ΔE 0.080
- Charcoal Grey #3C4142 ΔE 0.082
- Dark Mauve #874C62 ΔE 0.086
- Twilight #4E518B ΔE 0.088
- Dark Grey Blue #29465B ΔE 0.090
Use #613E5B 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.