#603828
Closest named color: Purple Brown (#673A3F). oklch(38.6% 0.063 42.4), rgb(96, 56, 40).
Aa
White text reads best on this color (10.03:1).
About this color
#603828 is a dark, muted brown. In OKLCH its lightness is 39%, its chroma 0.063 and its hue 42°. 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 10.03:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | muted (0.063) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.09:1 |
| White text | 10.03:1 |
Values
| HEX | #603828 |
| RGB | rgb(96, 56, 40) |
| HSL | hsl(17, 41%, 27%) |
| OKLCH | oklch(38.6% 0.063 42.4) |
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 #603828 | 10.03:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #603828 | 2.09:1 | Fails | Lc 10.8 | Not readable |
| #603828 text on white | 10.03:1 | AAA | Lc 93.1 | Preferred for body text |
| #603828 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
#E9D4CC
oklch(88.5% 0.026 42.1)
-
Step 300
300
#DCB7A9
oklch(80.8% 0.047 41.8)
-
Step 400
400
#CA917B
oklch(70.7% 0.076 42)
-
Step 500
500
#BB755A
oklch(63.1% 0.097 41.8)
-
Step 600
600
#A65D3F
oklch(55.6% 0.105 42.6)
-
Step 700
700
#8E4C31
oklch(49.1% 0.098 42.4)
-
Step 800
800
#733F29
oklch(42.7% 0.08 43.2)
-
Step 900
900 (this color)
#603828
oklch(38.6% 0.063 42.4)
-
Step 950
950
#372016
oklch(27.1% 0.04 44.1)
#603828 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) | #423D27 | 0.058 |
| Deuteranopia (no green cones) | #4C4528 | 0.052 |
| Tritanopia (no blue cones) | #693134 | 0.035 |
| Achromatopsia (no color) | #424242 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #603828
#603828
oklch(38.6% 0.063 42.4)
- #124B5C
#124B5C
oklch(38.5% 0.063 222.4)
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 #603828, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.038
- Chestnut #742802 ΔE 0.053
- Mud Brown #60460F ΔE 0.055
- Charcoal Grey #3C4142 ΔE 0.071
- Brownish Purple #76424E ΔE 0.074
- Reddy Brown #6E1005 ΔE 0.078
- Onyx #343A40 ΔE 0.085
- Green Brown #544E03 ΔE 0.085
Use #603828 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.