#613A47
Closest named color: Purple Brown (#673A3F). oklch(39.9% 0.058 358.6), rgb(97, 58, 71).
Aa
White text reads best on this color (9.52:1).
About this color
#613A47 is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.058 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.018 away. White text reads best on it, at 9.52:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.058) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.52:1 |
Values
| HEX | #613A47 |
| RGB | rgb(97, 58, 71) |
| HSL | hsl(340, 25%, 30%) |
| OKLCH | oklch(39.9% 0.058 358.6) |
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 #613A47 | 9.52:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #613A47 | 2.20:1 | Fails | Lc 12.0 | Not readable |
| #613A47 text on white | 9.52:1 | AAA | Lc 91.9 | Preferred for body text |
| #613A47 text on black | 2.20:1 | Fails | Lc -10.5 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F2E7EA
oklch(93.7% 0.013 358.8)
-
Step 200
200
#E8D3D9
oklch(88.6% 0.025 358.3)
-
Step 300
300
#D9B5C0
oklch(80.8% 0.044 357.8)
-
Step 400
400
#C58FA0
oklch(70.7% 0.069 358.4)
-
Step 500
500
#B57289
oklch(63% 0.089 357.8)
-
Step 600
600
#A05A72
oklch(55.5% 0.096 358.8)
-
Step 700
700
#894A60
oklch(49.2% 0.089 358.6)
-
Step 800
800
#6F3D4E
oklch(42.7% 0.073 358.9)
-
Step 900
900 (this color)
#613A47
oklch(39.9% 0.058 358.6)
-
Step 950
950
#351F26
oklch(27% 0.036 359.2)
#613A47 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) | #3F4147 | 0.063 |
| Deuteranopia (no green cones) | #494846 | 0.058 |
| Tritanopia (no blue cones) | #67383F | 0.016 |
| Achromatopsia (no color) | #454545 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613A47
#613A47
oklch(39.9% 0.058 358.6)
- #1E5248
#1E5248
oklch(40% 0.058 178.5)
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 #613A47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.018
- Brownish Purple #76424E ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.070
- Onyx #343A40 ΔE 0.084
- Chestnut #742802 ΔE 0.084
- Mud Brown #60460F ΔE 0.091
- Dark Grey Blue #29465B ΔE 0.094
- Dark Slate Gray #2F4F4F ΔE 0.095
Use #613A47 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.