#613F2E
Closest named color: Purple Brown (#673A3F). oklch(40.3% 0.055 47.3), rgb(97, 63, 46).
Aa
White text reads best on this color (9.29:1).
About this color
#613F2E is a dark, muted brown. In OKLCH its lightness is 40%, its chroma 0.055 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.036 away. White text reads best on it, at 9.29:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | muted (0.055) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.25:1 |
| White text | 9.29:1 |
Values
| HEX | #613F2E |
| RGB | rgb(97, 63, 46) |
| HSL | hsl(20, 36%, 28%) |
| OKLCH | oklch(40.3% 0.055 47.3) |
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 #613F2E | 9.29:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #613F2E | 2.25:1 | Fails | Lc 12.6 | Not readable |
| #613F2E text on white | 9.29:1 | AAA | Lc 91.3 | Preferred for body text |
| #613F2E text on black | 2.25:1 | Fails | Lc -11.0 | 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 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
#E4D6CF
oklch(88.5% 0.018 48.5)
-
Step 300
300
#D3BBAF
oklch(80.9% 0.032 48.3)
-
Step 400
400
#BC9785
oklch(70.6% 0.051 47.3)
-
Step 500
500
#AB7E67
oklch(63.2% 0.065 48.2)
-
Step 600
600
#96664E
oklch(55.5% 0.072 47.4)
-
Step 700
700
#80553F
oklch(49.1% 0.067 47.8)
-
Step 800
800 (this color)
#613F2E
oklch(40.3% 0.055 47.3)
-
Step 900
900
#553B2E
oklch(37.8% 0.043 47.6)
-
Step 950
950
#32221B
oklch(26.9% 0.028 44.6)
#613F2E 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) | #48432D | 0.047 |
| Deuteranopia (no green cones) | #504A2E | 0.043 |
| Tritanopia (no blue cones) | #69393B | 0.034 |
| Achromatopsia (no color) | #474747 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613F2E
#613F2E
oklch(40.3% 0.055 47.3)
- #244E60
#244E60
oklch(40.2% 0.056 228.5)
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 #613F2E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.036
- Mud Brown #60460F ΔE 0.045
- Chestnut #742802 ΔE 0.063
- Brownish Purple #76424E ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.069
- Green Brown #544E03 ΔE 0.074
- Milk Chocolate #7F4E1E ΔE 0.079
- Olive Brown #645403 ΔE 0.083
Use #613F2E 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.