#604B45
Closest named color: Purple Brown (#673A3F). oklch(43.3% 0.03 36.5), rgb(96, 75, 69).
Aa
White text reads best on this color (8.10:1).
About this color
#604B45 is a dark, muted red. In OKLCH its lightness is 43%, its chroma 0.030 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.047 away. White text reads best on it, at 8.10:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | muted (0.030) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.58:1 |
| White text | 8.10:1 |
Values
| HEX | #604B45 |
| RGB | rgb(96, 75, 69) |
| HSL | hsl(13, 16%, 32%) |
| OKLCH | oklch(43.3% 0.03 36.5) |
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 #604B45 | 8.10:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #604B45 | 2.58:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #604B45 text on white | 8.10:1 | AAA | Lc 88.1 | Fine for body text |
| #604B45 text on black | 2.58:1 | Fails | Lc -14.1 | 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
#DFD7D5
oklch(88.5% 0.009 34.3)
-
Step 300
300
#CCBDB9
oklch(81% 0.018 35.3)
-
Step 400
400
#B19B94
oklch(70.7% 0.028 38.4)
-
Step 500
500
#9E827A
oklch(63% 0.037 36.5)
-
Step 600
600
#896C63
oklch(55.7% 0.04 37.9)
-
Step 700
700
#745A52
oklch(49.2% 0.037 37.8)
-
Step 800
800 (this color)
#604B45
oklch(43.3% 0.03 36.5)
-
Step 900
900
#4D3D39
oklch(37.6% 0.024 34.4)
-
Step 950
950
#2D2421
oklch(27% 0.015 39.3)
#604B45 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) | #504D45 | 0.028 |
| Deuteranopia (no green cones) | #555145 | 0.025 |
| Tritanopia (no blue cones) | #654849 | 0.015 |
| Achromatopsia (no color) | #505050 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #604B45
#604B45
oklch(43.3% 0.03 36.5)
- #3E555B
#3E555B
oklch(43.3% 0.03 215.6)
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 #604B45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.047
- Brownish Purple #76424E ΔE 0.051
- Mud Brown #60460F ΔE 0.063
- Charcoal Grey #3C4142 ΔE 0.072
- Dark Slate Gray #2F4F4F ΔE 0.073
- Milk Chocolate #7F4E1E ΔE 0.075
- Dusty Grape #545775 ΔE 0.076
- Olive Brown #645403 ΔE 0.082
Use #604B45 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.