#613D2A
Closest named color: Purple Brown (#673A3F). oklch(39.8% 0.059 48.3), rgb(97, 61, 42).
Aa
White text reads best on this color (9.50:1).
About this color
#613D2A is a dark, muted brown. In OKLCH its lightness is 40%, its chroma 0.059 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.038 away. White text reads best on it, at 9.50:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.50:1 |
Values
| HEX | #613D2A |
| RGB | rgb(97, 61, 42) |
| HSL | hsl(21, 40%, 27%) |
| OKLCH | oklch(39.8% 0.059 48.3) |
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 #613D2A | 9.50:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #613D2A | 2.20:1 | Fails | Lc 12.1 | Not readable |
| #613D2A text on white | 9.50:1 | AAA | Lc 91.8 | Preferred for body text |
| #613D2A text on black | 2.20:1 | Fails | Lc -10.5 | 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
#F2E8E3
oklch(93.7% 0.013 48.6)
-
Step 200
200
#E8D5CB
oklch(88.6% 0.025 49.7)
-
Step 300
300
#DAB9A8
oklch(81% 0.045 48.9)
-
Step 400
400
#C6947A
oklch(70.8% 0.071 48.6)
-
Step 500
500
#B67858
oklch(63% 0.09 47.9)
-
Step 600
600
#A2603D
oklch(55.6% 0.099 47.8)
-
Step 700
700
#8A4F2F
oklch(49% 0.092 48.1)
-
Step 800
800
#704128
oklch(42.6% 0.076 47.9)
-
Step 900
900 (this color)
#613D2A
oklch(39.8% 0.059 48.3)
-
Step 950
950
#352116
oklch(27% 0.037 49.5)
#613D2A 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) | #474128 | 0.050 |
| Deuteranopia (no green cones) | #4F492A | 0.047 |
| Tritanopia (no blue cones) | #693638 | 0.036 |
| Achromatopsia (no color) | #464646 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613D2A
#613D2A
oklch(39.8% 0.059 48.3)
- #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 #613D2A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.038
- Mud Brown #60460F ΔE 0.045
- Chestnut #742802 ΔE 0.058
- Brownish Purple #76424E ΔE 0.069
- Charcoal Grey #3C4142 ΔE 0.071
- Green Brown #544E03 ΔE 0.075
- Milk Chocolate #7F4E1E ΔE 0.082
- Olive Brown #645403 ΔE 0.085
Use #613D2A 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.