#613C24
Closest named color: Mud Brown (#60460F). oklch(39.4% 0.064 52.8), rgb(97, 60, 36).
Aa
White text reads best on this color (9.63:1).
About this color
#613C24 is a dark, muted brown. In OKLCH its lightness is 39%, its chroma 0.064 and its hue 53°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.041 away. White text reads best on it, at 9.63:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.18:1 |
| White text | 9.63:1 |
Values
| HEX | #613C24 |
| RGB | rgb(97, 60, 36) |
| HSL | hsl(24, 46%, 26%) |
| OKLCH | oklch(39.4% 0.064 52.8) |
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 #613C24 | 9.63:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #613C24 | 2.18:1 | Fails | Lc 11.8 | Not readable |
| #613C24 text on white | 9.63:1 | AAA | Lc 92.1 | Preferred for body text |
| #613C24 text on black | 2.18:1 | Fails | Lc -10.3 | 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
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E8E1
oklch(93.7% 0.014 57.6)
-
Step 200
200
#E8D5C9
oklch(88.5% 0.027 54.5)
-
Step 300
300
#DAB9A5
oklch(80.9% 0.047 53)
-
Step 400
400
#C79474
oklch(70.8% 0.076 53.2)
-
Step 500
500
#B8784F
oklch(63.1% 0.098 52.7)
-
Step 600
600
#A36032
oklch(55.6% 0.106 53.1)
-
Step 700
700
#8C4F25
oklch(49.2% 0.099 52.7)
-
Step 800
800
#714120
oklch(42.6% 0.081 53.1)
-
Step 900
900 (this color)
#613C24
oklch(39.4% 0.064 52.8)
-
Step 950
950
#362113
oklch(27.1% 0.04 53.9)
#613C24 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) | #474022 | 0.050 |
| Deuteranopia (no green cones) | #4F4824 | 0.047 |
| Tritanopia (no blue cones) | #6A3536 | 0.041 |
| Achromatopsia (no color) | #454545 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613C24
#613C24
oklch(39.4% 0.064 52.8)
- #1D4C63
#1D4C63
oklch(39.5% 0.064 232.9)
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 #613C24, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.041
- Purple Brown #673A3F ΔE 0.045
- Chestnut #742802 ΔE 0.055
- Green Brown #544E03 ΔE 0.072
- Charcoal Grey #3C4142 ΔE 0.074
- Brownish Purple #76424E ΔE 0.076
- Milk Chocolate #7F4E1E ΔE 0.082
- Olive Brown #645403 ΔE 0.083
Use #613C24 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.