#604C43
Closest named color: Purple Brown (#673A3F). oklch(43.5% 0.031 45.5), rgb(96, 76, 67).
Aa
White text reads best on this color (8.03:1).
About this color
#604C43 is a dark, muted brown. In OKLCH its lightness is 43%, its chroma 0.031 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.051 away. White text reads best on it, at 8.03:1.
| Hue family | Browns |
| Lightness | dark (43%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.61:1 |
| White text | 8.03:1 |
Values
| HEX | #604C43 |
| RGB | rgb(96, 76, 67) |
| HSL | hsl(19, 18%, 32%) |
| OKLCH | oklch(43.5% 0.031 45.5) |
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 #604C43 | 8.03:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #604C43 | 2.61:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #604C43 text on white | 8.03:1 | AAA | Lc 87.8 | Fine for body text |
| #604C43 text on black | 2.61:1 | Fails | Lc -14.3 | 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 800.
-
Step 50
50
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E7
oklch(93.7% 0.005 48.7)
-
Step 200
200
#DFD7D4
oklch(88.5% 0.01 41.9)
-
Step 300
300
#CBBDB7
oklch(80.8% 0.018 44.8)
-
Step 400
400
#B19B92
oklch(70.6% 0.029 43.6)
-
Step 500
500
#9D8377
oklch(63.1% 0.037 46.2)
-
Step 600
600
#886C60
oklch(55.5% 0.04 44.4)
-
Step 700
700
#735A4F
oklch(49% 0.037 45)
-
Step 800
800 (this color)
#604C43
oklch(43.5% 0.031 45.5)
-
Step 900
900
#4D3E37
oklch(37.8% 0.024 46.4)
-
Step 950
950
#2D2420
oklch(26.9% 0.016 45.3)
#604C43 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) | #514E42 | 0.026 |
| Deuteranopia (no green cones) | #565243 | 0.024 |
| Tritanopia (no blue cones) | #65494A | 0.019 |
| Achromatopsia (no color) | #505050 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604C43
#604C43
oklch(43.5% 0.031 45.5)
- #3F555E
#3F555E
oklch(43.5% 0.031 225)
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 #604C43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.051
- Brownish Purple #76424E ΔE 0.054
- Mud Brown #60460F ΔE 0.060
- Milk Chocolate #7F4E1E ΔE 0.071
- Dark Slate Gray #2F4F4F ΔE 0.073
- Charcoal Grey #3C4142 ΔE 0.074
- Olive Brown #645403 ΔE 0.077
- Green Brown #544E03 ΔE 0.078
Use #604C43 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.