#604337
Closest named color: Purple Brown (#673A3F). oklch(41.2% 0.045 43.4), rgb(96, 67, 55).
Aa
White text reads best on this color (8.91:1).
About this color
#604337 is a dark, muted brown. In OKLCH its lightness is 41%, its chroma 0.045 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.034 away. White text reads best on it, at 8.91:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.35:1 |
| White text | 8.91:1 |
Values
| HEX | #604337 |
| RGB | rgb(96, 67, 55) |
| HSL | hsl(18, 27%, 30%) |
| OKLCH | oklch(41.2% 0.045 43.4) |
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 #604337 | 8.91:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #604337 | 2.35:1 | Fails | Lc 13.6 | Not readable |
| #604337 text on white | 8.91:1 | AAA | Lc 90.4 | Preferred for body text |
| #604337 text on black | 2.35:1 | Fails | Lc -11.9 | 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E6
oklch(93.6% 0.008 36.6)
-
Step 200
200
#E2D6D2
oklch(88.5% 0.014 39.4)
-
Step 300
300
#D0BCB3
oklch(81% 0.026 45.8)
-
Step 400
400
#B8998C
oklch(70.7% 0.042 44)
-
Step 500
500
#A67F6F
oklch(63% 0.054 43.4)
-
Step 600
600
#916858
oklch(55.5% 0.058 42.2)
-
Step 700
700
#7B5748
oklch(49.1% 0.054 43.6)
-
Step 800
800 (this color)
#604337
oklch(41.2% 0.045 43.4)
-
Step 900
900
#523C33
oklch(37.8% 0.035 43.3)
-
Step 950
950
#30231E
oklch(27% 0.022 42)
#604337 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) | #4A4636 | 0.040 |
| Deuteranopia (no green cones) | #514C37 | 0.037 |
| Tritanopia (no blue cones) | #673E40 | 0.027 |
| Achromatopsia (no color) | #4A4A4A | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604337
#604337
oklch(41.2% 0.045 43.4)
- #2E505D
#2E505D
oklch(41.1% 0.045 224.5)
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 #604337, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.034
- Mud Brown #60460F ΔE 0.050
- Brownish Purple #76424E ΔE 0.058
- Charcoal Grey #3C4142 ΔE 0.066
- Chestnut #742802 ΔE 0.075
- Green Brown #544E03 ΔE 0.076
- Milk Chocolate #7F4E1E ΔE 0.077
- Dark Slate Gray #2F4F4F ΔE 0.081
Use #604337 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.