#613A4C
Closest named color: Purple Brown (#673A3F). oklch(40.1% 0.061 351), rgb(97, 58, 76).
Aa
White text reads best on this color (9.46:1).
About this color
#613A4C is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.061 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.024 away. White text reads best on it, at 9.46:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.061) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.21:1 |
| White text | 9.46:1 |
Values
| HEX | #613A4C |
| RGB | rgb(97, 58, 76) |
| HSL | hsl(332, 25%, 30%) |
| OKLCH | oklch(40.1% 0.061 351) |
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 #613A4C | 9.46:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #613A4C | 2.21:1 | Fails | Lc 12.2 | Not readable |
| #613A4C text on white | 9.46:1 | AAA | Lc 91.8 | Preferred for body text |
| #613A4C text on black | 2.21:1 | Fails | Lc -10.6 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F1E6EB
oklch(93.5% 0.014 348)
-
Step 200
200
#E7D3DB
oklch(88.5% 0.025 351.4)
-
Step 300
300
#D9B5C4
oklch(80.9% 0.046 351.2)
-
Step 400
400
#C58EA6
oklch(70.7% 0.074 351.3)
-
Step 500
500
#B57290
oklch(63.2% 0.093 351.7)
-
Step 600
600
#9F597B
oklch(55.5% 0.101 350.4)
-
Step 700
700
#884967
oklch(49.1% 0.093 351.1)
-
Step 800
800
#6F3C54
oklch(42.7% 0.078 351.3)
-
Step 900
900 (this color)
#613A4C
oklch(40.1% 0.061 351)
-
Step 950
950
#351E29
oklch(26.9% 0.04 350)
#613A4C 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) | #3E424D | 0.065 |
| Deuteranopia (no green cones) | #47484B | 0.060 |
| Tritanopia (no blue cones) | #663940 | 0.021 |
| Achromatopsia (no color) | #464646 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613A4C
#613A4C
oklch(40.1% 0.061 351)
- #205344
#205344
oklch(40.3% 0.061 171)
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 #613A4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.024
- Brownish Purple #76424E ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.073
- Onyx #343A40 ΔE 0.086
- Dusty Grape #545775 ΔE 0.091
- Chestnut #742802 ΔE 0.091
- Grape Purple #5D1451 ΔE 0.092
- Dark Grey Blue #29465B ΔE 0.093
Use #613A4C 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.