#613F32
Closest named color: Purple Brown (#673A3F). oklch(40.3% 0.053 41.7), rgb(97, 63, 50).
Aa
White text reads best on this color (9.27:1).
About this color
#613F32 is a dark, muted brown. In OKLCH its lightness is 40%, its chroma 0.053 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.031 away. White text reads best on it, at 9.27:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | muted (0.053) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.26:1 |
| White text | 9.27:1 |
Values
| HEX | #613F32 |
| RGB | rgb(97, 63, 50) |
| HSL | hsl(17, 32%, 29%) |
| OKLCH | oklch(40.3% 0.053 41.7) |
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 #613F32 | 9.27:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #613F32 | 2.26:1 | Fails | Lc 12.7 | Not readable |
| #613F32 text on white | 9.27:1 | AAA | Lc 91.3 | Preferred for body text |
| #613F32 text on black | 2.26:1 | Fails | Lc -11.1 | 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 800.
-
Step 50
50
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E5
oklch(93.6% 0.009 44.9)
-
Step 200
200
#E4D6D1
oklch(88.6% 0.017 40.8)
-
Step 300
300
#D3BBB2
oklch(81% 0.03 41.7)
-
Step 400
400
#BC9789
oklch(70.7% 0.049 41.7)
-
Step 500
500
#AB7D6C
oklch(63.1% 0.063 41.2)
-
Step 600
600
#966654
oklch(55.6% 0.068 41.4)
-
Step 700
700
#805544
oklch(49.2% 0.063 42.4)
-
Step 800
800 (this color)
#613F32
oklch(40.3% 0.053 41.7)
-
Step 900
900
#553A30
oklch(37.7% 0.042 41.2)
-
Step 950
950
#32221D
oklch(27% 0.026 38.1)
#613F32 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) | #484331 | 0.047 |
| Deuteranopia (no green cones) | #504A32 | 0.043 |
| Tritanopia (no blue cones) | #69393C | 0.030 |
| Achromatopsia (no color) | #474747 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613F32
#613F32
oklch(40.3% 0.053 41.7)
- #244F5D
#244F5D
oklch(40.3% 0.053 221.8)
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 #613F32, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.031
- Mud Brown #60460F ΔE 0.050
- Brownish Purple #76424E ΔE 0.061
- Chestnut #742802 ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.068
- Green Brown #544E03 ΔE 0.079
- Milk Chocolate #7F4E1E ΔE 0.081
- Red Brown #8B2E16 ΔE 0.086
Use #613F32 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.