#603827
Closest named color: Purple Brown (#673A3F). oklch(38.5% 0.064 43.5), rgb(96, 56, 39).
Aa
White text reads best on this color (10.03:1).
About this color
#603827 is a dark, muted brown. In OKLCH its lightness is 39%, its chroma 0.064 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.039 away. White text reads best on it, at 10.03:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.09:1 |
| White text | 10.03:1 |
Values
| HEX | #603827 |
| RGB | rgb(96, 56, 39) |
| HSL | hsl(18, 42%, 26%) |
| OKLCH | oklch(38.5% 0.064 43.5) |
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 #603827 | 10.03:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #603827 | 2.09:1 | Fails | Lc 10.8 | Not readable |
| #603827 text on white | 10.03:1 | AAA | Lc 93.1 | Preferred for body text |
| #603827 text on black | 2.09:1 | Fails | Lc -9.4 | 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
#F2E7E3
oklch(93.6% 0.013 41.2)
-
Step 200
200
#E9D4CB
oklch(88.5% 0.027 44.7)
-
Step 300
300
#DCB7A8
oklch(80.8% 0.048 43.3)
-
Step 400
400
#CA917A
oklch(70.6% 0.077 42.9)
-
Step 500
500
#BB7558
oklch(63.1% 0.098 43.1)
-
Step 600
600
#A65D3D
oklch(55.6% 0.106 43.8)
-
Step 700
700
#8E4C2F
oklch(49% 0.099 43.6)
-
Step 800
800
#743F28
oklch(42.8% 0.082 43.6)
-
Step 900
900 (this color)
#603827
oklch(38.5% 0.064 43.5)
-
Step 950
950
#372016
oklch(27.1% 0.04 44.1)
#603827 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) | #423D26 | 0.058 |
| Deuteranopia (no green cones) | #4C4527 | 0.052 |
| Tritanopia (no blue cones) | #693134 | 0.036 |
| Achromatopsia (no color) | #424242 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603827
#603827
oklch(38.5% 0.064 43.5)
- #124B5D
#124B5D
oklch(38.6% 0.064 223.7)
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 #603827, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.039
- Chestnut #742802 ΔE 0.052
- Mud Brown #60460F ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.072
- Brownish Purple #76424E ΔE 0.075
- Reddy Brown #6E1005 ΔE 0.078
- Green Brown #544E03 ΔE 0.085
- Onyx #343A40 ΔE 0.086
Use #603827 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.