#613D2B
Closest named color: Purple Brown (#673A3F). oklch(39.8% 0.058 47.1), rgb(97, 61, 43).
Aa
White text reads best on this color (9.49:1).
About this color
#613D2B is a dark, muted brown. In OKLCH its lightness is 40%, its chroma 0.058 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.037 away. White text reads best on it, at 9.49:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | muted (0.058) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.21:1 |
| White text | 9.49:1 |
Values
| HEX | #613D2B |
| RGB | rgb(97, 61, 43) |
| HSL | hsl(20, 39%, 27%) |
| OKLCH | oklch(39.8% 0.058 47.1) |
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 #613D2B | 9.49:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #613D2B | 2.21:1 | Fails | Lc 12.1 | Not readable |
| #613D2B text on white | 9.49:1 | AAA | Lc 91.8 | Preferred for body text |
| #613D2B 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E7E3
oklch(93.6% 0.013 41.2)
-
Step 200
200
#E8D5CC
oklch(88.6% 0.024 47.1)
-
Step 300
300
#DAB9A9
oklch(81% 0.044 47.4)
-
Step 400
400
#C6947B
oklch(70.8% 0.07 47.7)
-
Step 500
500
#B67859
oklch(63% 0.09 47.2)
-
Step 600
600
#A1603F
oklch(55.5% 0.097 47)
-
Step 700
700
#8A4F31
oklch(49% 0.091 46.8)
-
Step 800
800
#704129
oklch(42.6% 0.075 47.1)
-
Step 900
900 (this color)
#613D2B
oklch(39.8% 0.058 47.1)
-
Step 950
950
#352116
oklch(27% 0.037 49.5)
#613D2B 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) | #47412A | 0.049 |
| Deuteranopia (no green cones) | #4F492B | 0.047 |
| Tritanopia (no blue cones) | #693738 | 0.033 |
| Achromatopsia (no color) | #464646 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613D2B
#613D2B
oklch(39.8% 0.058 47.1)
- #1F4D60
#1F4D60
oklch(39.7% 0.059 228.2)
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 #613D2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.037
- Mud Brown #60460F ΔE 0.046
- Chestnut #742802 ΔE 0.059
- Brownish Purple #76424E ΔE 0.068
- Charcoal Grey #3C4142 ΔE 0.070
- Green Brown #544E03 ΔE 0.076
- Milk Chocolate #7F4E1E ΔE 0.082
- Red Brown #8B2E16 ΔE 0.085
Use #613D2B 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.