#613A2F
Closest named color: Purple Brown (#673A3F). oklch(39.2% 0.059 36.5), rgb(97, 58, 47).
Aa
White text reads best on this color (9.74:1).
About this color
#613A2F is a dark, muted red. In OKLCH its lightness is 39%, its chroma 0.059 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.028 away. White text reads best on it, at 9.74:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.15:1 |
| White text | 9.74:1 |
Values
| HEX | #613A2F |
| RGB | rgb(97, 58, 47) |
| HSL | hsl(13, 35%, 28%) |
| OKLCH | oklch(39.2% 0.059 36.5) |
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 #613A2F | 9.74:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #613A2F | 2.15:1 | Fails | Lc 11.5 | Not readable |
| #613A2F text on white | 9.74:1 | AAA | Lc 92.4 | Preferred for body text |
| #613A2F text on black | 2.15:1 | Fails | Lc -10.0 | 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
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F2E7E4
oklch(93.6% 0.013 35.7)
-
Step 200
200
#E9D4CE
oklch(88.5% 0.025 36.5)
-
Step 300
300
#DBB7AD
oklch(80.8% 0.044 36)
-
Step 400
400
#C89182
oklch(70.6% 0.071 35.8)
-
Step 500
500
#B97663
oklch(63.2% 0.09 36.6)
-
Step 600
600
#A45D49
oklch(55.5% 0.098 36.6)
-
Step 700
700
#8C4D3B
oklch(49.1% 0.09 36.8)
-
Step 800
800
#723F31
oklch(42.7% 0.075 36.2)
-
Step 900
900 (this color)
#613A2F
oklch(39.2% 0.059 36.5)
-
Step 950
950
#362019
oklch(27% 0.037 38.4)
#613A2F 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) | #433F2E | 0.057 |
| Deuteranopia (no green cones) | #4D472F | 0.051 |
| Tritanopia (no blue cones) | #693437 | 0.028 |
| Achromatopsia (no color) | #444444 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613A2F
#613A2F
oklch(39.2% 0.059 36.5)
- #184D5A
#184D5A
oklch(39.2% 0.059 217.3)
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 #613A2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.028
- Chestnut #742802 ΔE 0.058
- Mud Brown #60460F ΔE 0.058
- Brownish Purple #76424E ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.069
- Reddy Brown #6E1005 ΔE 0.083
- Onyx #343A40 ΔE 0.085
- Red Brown #8B2E16 ΔE 0.085
Use #613A2F 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.