#615840
Closest named color: Olive Brown (#645403). oklch(46.2% 0.038 89.9), rgb(97, 88, 64).
Aa
White text reads best on this color (7.05:1).
About this color
#615840 is a medium-dark, muted brown. In OKLCH its lightness is 46%, its chroma 0.038 and its hue 90°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.055 away. White text reads best on it, at 7.05:1.
| Hue family | Browns |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.038) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.97:1 |
| White text | 7.05:1 |
Values
| HEX | #615840 |
| RGB | rgb(97, 88, 64) |
| HSL | hsl(44, 20%, 32%) |
| OKLCH | oklch(46.2% 0.038 89.9) |
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 #615840 | 7.05:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #615840 | 2.97:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #615840 text on white | 7.05:1 | AAA | Lc 84.4 | Fine for body text |
| #615840 text on black | 2.97:1 | Fails | Lc -17.5 | 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 700.
-
Step 50
50
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EBEAE6
oklch(93.7% 0.005 95.1)
-
Step 200
200
#DCD9D2
oklch(88.6% 0.01 87.5)
-
Step 300
300
#C5C0B3
oklch(80.8% 0.019 89.4)
-
Step 400
400
#A8A08C
oklch(70.7% 0.03 88.8)
-
Step 500
500
#928970
oklch(63.1% 0.037 90.6)
-
Step 600
600
#7D7358
oklch(55.7% 0.041 90.1)
-
Step 700
700 (this color)
#615840
oklch(46.2% 0.038 89.9)
-
Step 800
800
#564E3B
oklch(42.6% 0.032 87.9)
-
Step 900
900
#474133
oklch(37.7% 0.024 87.6)
-
Step 950
950
#29261E
oklch(26.9% 0.015 89.9)
#615840 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) | #5D573E | 0.008 |
| Deuteranopia (no green cones) | #605A41 | 0.006 |
| Tritanopia (no blue cones) | #665452 | 0.035 |
| Achromatopsia (no color) | #595959 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #615840
#615840
oklch(46.2% 0.038 89.9)
- #50586F
#50586F
oklch(46.2% 0.039 269.9)
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 #615840, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.055
- Mud #735C12 ΔE 0.058
- Milk Chocolate #7F4E1E ΔE 0.060
- Medium Brown #7F5112 ΔE 0.063
- Mud Brown #60460F ΔE 0.064
- Camo Green #526525 ΔE 0.066
- Greeny Brown #696006 ΔE 0.066
- Dark Moss Green #606C38 ΔE 0.066
Use #615840 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.