#613A49
Closest named color: Purple Brown (#673A3F). oklch(40% 0.059 355.5), rgb(97, 58, 73).
Aa
White text reads best on this color (9.50:1).
About this color
#613A49 is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.059 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.020 away. White text reads best on it, at 9.50:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.50:1 |
Values
| HEX | #613A49 |
| RGB | rgb(97, 58, 73) |
| HSL | hsl(337, 25%, 30%) |
| OKLCH | oklch(40% 0.059 355.5) |
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 #613A49 | 9.50:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #613A49 | 2.20:1 | Fails | Lc 12.1 | Not readable |
| #613A49 text on white | 9.50:1 | AAA | Lc 91.8 | Preferred for body text |
| #613A49 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
#F1E6EA
oklch(93.5% 0.013 353.2)
-
Step 200
200
#E7D3DA
oklch(88.5% 0.024 354.3)
-
Step 300
300
#D9B5C2
oklch(80.8% 0.045 354.4)
-
Step 400
400
#C58FA2
oklch(70.8% 0.07 356.2)
-
Step 500
500
#B5728C
oklch(63.1% 0.091 355.2)
-
Step 600
600
#A05A76
oklch(55.7% 0.098 355.3)
-
Step 700
700
#894963
oklch(49.1% 0.092 355.3)
-
Step 800
800
#6F3C51
oklch(42.6% 0.076 354.7)
-
Step 900
900 (this color)
#613A49
oklch(40% 0.059 355.5)
-
Step 950
950
#351F27
oklch(27.1% 0.036 356.4)
#613A49 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) | #3F414A | 0.063 |
| Deuteranopia (no green cones) | #484848 | 0.059 |
| Tritanopia (no blue cones) | #67383F | 0.019 |
| Achromatopsia (no color) | #464646 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613A49
#613A49
oklch(40% 0.059 355.5)
- #1E5246
#1E5246
oklch(40% 0.059 175.4)
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 #613A49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.020
- Brownish Purple #76424E ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.071
- Onyx #343A40 ΔE 0.085
- Chestnut #742802 ΔE 0.087
- Dusty Grape #545775 ΔE 0.094
- Dark Grey Blue #29465B ΔE 0.094
- Mud Brown #60460F ΔE 0.094
Use #613A49 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.