#615641
Closest named color: Olive Brown (#645403). oklch(45.8% 0.035 83.4), rgb(97, 86, 65).
Aa
White text reads best on this color (7.20:1).
About this color
#615641 is a medium-dark, muted brown. In OKLCH its lightness is 46%, its chroma 0.035 and its hue 83°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.058 away. White text reads best on it, at 7.20:1.
| Hue family | Browns |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.91:1 |
| White text | 7.20:1 |
Values
| HEX | #615641 |
| RGB | rgb(97, 86, 65) |
| HSL | hsl(39, 20%, 32%) |
| OKLCH | oklch(45.8% 0.035 83.4) |
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 #615641 | 7.20:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #615641 | 2.91:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #615641 text on white | 7.20:1 | AAA | Lc 85.0 | Fine for body text |
| #615641 text on black | 2.91:1 | Fails | Lc -17.0 | Dividers and decoration only |
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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#ECE9E5
oklch(93.5% 0.006 75.4)
-
Step 200
200
#DDD9D1
oklch(88.6% 0.012 84.6)
-
Step 300
300
#C7C0B2
oklch(81% 0.021 84.6)
-
Step 400
400
#AB9F8A
oklch(70.7% 0.033 81.7)
-
Step 500
500
#96886D
oklch(63.2% 0.042 83.7)
-
Step 600
600
#807155
oklch(55.5% 0.045 82.9)
-
Step 700
700
#6C5F45
oklch(49.1% 0.042 84.3)
-
Step 800
800 (this color)
#615641
oklch(45.8% 0.035 83.4)
-
Step 900
900
#494031
oklch(37.6% 0.027 80.4)
-
Step 950
950
#2B261D
oklch(27.1% 0.018 82.2)
#615641 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) | #5B5640 | 0.010 |
| Deuteranopia (no green cones) | #5E5842 | 0.007 |
| Tritanopia (no blue cones) | #665250 | 0.031 |
| Achromatopsia (no color) | #575757 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #615641
#615641
oklch(45.8% 0.035 83.4)
- #4D586C
#4D586C
oklch(45.9% 0.036 262.3)
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 #615641, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.058
- Milk Chocolate #7F4E1E ΔE 0.061
- Mud Brown #60460F ΔE 0.062
- Mud #735C12 ΔE 0.063
- Medium Brown #7F5112 ΔE 0.065
- Green Brown #544E03 ΔE 0.069
- Greeny Brown #696006 ΔE 0.071
- Camo Green #526525 ΔE 0.072
Use #615641 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.