#613613
Closest named color: Chestnut (#742802). oklch(38% 0.078 56.2), rgb(97, 54, 19).
Aa
White text reads best on this color (10.26:1).
About this color
#613613 is a dark, moderately saturated brown. In OKLCH its lightness is 38%, its chroma 0.078 and its hue 56°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.045 away. White text reads best on it, at 10.26:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.078) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.04:1 |
| White text | 10.26:1 |
Values
| HEX | #613613 |
| RGB | rgb(97, 54, 19) |
| HSL | hsl(27, 67%, 23%) |
| OKLCH | oklch(38% 0.078 56.2) |
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 #613613 | 10.26:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #613613 | 2.04:1 | Fails | Lc 10.4 | Not readable |
| #613613 text on white | 10.26:1 | AAA | Lc 93.5 | Preferred for body text |
| #613613 text on black | 2.04:1 | Fails | Lc -9.0 | 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 900.
-
Step 50
50
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F3E7DF
oklch(93.5% 0.017 56.2)
-
Step 200
200
#EBD4C5
oklch(88.5% 0.033 55.3)
-
Step 300
300
#DFB89D
oklch(81% 0.058 56.5)
-
Step 400
400
#CD9166
oklch(70.6% 0.093 56.2)
-
Step 500
500
#BF753A
oklch(63.1% 0.119 56.8)
-
Step 600
600
#AB5C11
oklch(55.7% 0.129 56.4)
-
Step 700
700
#924B00
oklch(49.1% 0.12 56.3)
-
Step 800
800
#773E08
oklch(42.7% 0.1 56.3)
-
Step 900
900 (this color)
#613613
oklch(38% 0.078 56.2)
-
Step 950
950
#38200C
oklch(27% 0.049 58.3)
#613613 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) | #433B0F | 0.060 |
| Deuteranopia (no green cones) | #4D4413 | 0.054 |
| Tritanopia (no blue cones) | #6B2D2F | 0.053 |
| Achromatopsia (no color) | #414141 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #613613
#613613
oklch(38% 0.078 56.2)
- #084866
#084866
oklch(38% 0.078 236)
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 #613613, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.045
- Mud Brown #60460F ΔE 0.047
- Purple Brown #673A3F ΔE 0.059
- Reddy Brown #6E1005 ΔE 0.074
- Green Brown #544E03 ΔE 0.077
- Charcoal Grey #3C4142 ΔE 0.084
- Rust Brown #8B3103 ΔE 0.085
- Dark Olive #373E02 ΔE 0.086
Use #613613 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.