#583545
Closest named color: Purple Brown (#673A3F). oklch(37.7% 0.055 351.1), rgb(88, 53, 69).
Aa
White text reads best on this color (10.44:1).
About this color
#583545 is a dark, muted red. In OKLCH its lightness is 38%, its chroma 0.055 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.037 away. White text reads best on it, at 10.44:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | muted (0.055) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.01:1 |
| White text | 10.44:1 |
Values
| HEX | #583545 |
| RGB | rgb(88, 53, 69) |
| HSL | hsl(333, 25%, 28%) |
| OKLCH | oklch(37.7% 0.055 351.1) |
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 #583545 | 10.44:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #583545 | 2.01:1 | Fails | Lc 9.8 | Not readable |
| #583545 text on white | 10.44:1 | AAA | Lc 94.1 | Preferred for body text |
| #583545 text on black | 2.01:1 | Fails | Lc -8.4 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F1E7EB
oklch(93.7% 0.012 351)
-
Step 200
200
#E6D3DB
oklch(88.5% 0.024 350.2)
-
Step 300
300
#D7B6C4
oklch(80.9% 0.042 350.6)
-
Step 400
400
#C290A5
oklch(70.7% 0.066 352)
-
Step 500
500
#B17490
oklch(63.1% 0.085 350.7)
-
Step 600
600
#9C5C7A
oklch(55.6% 0.092 350.9)
-
Step 700
700
#854B66
oklch(49% 0.086 351.4)
-
Step 800
800
#6C3E54
oklch(42.7% 0.071 350.4)
-
Step 900
900 (this color)
#583545
oklch(37.7% 0.055 351.1)
-
Step 950
950
#341F28
oklch(27% 0.036 352.4)
#583545 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) | #383C46 | 0.060 |
| Deuteranopia (no green cones) | #414244 | 0.055 |
| Tritanopia (no blue cones) | #5D343B | 0.019 |
| Achromatopsia (no color) | #404040 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583545
#583545
oklch(37.7% 0.055 351.1)
- #1E4B3E
#1E4B3E
oklch(37.7% 0.055 171.7)
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 #583545, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.037
- Charcoal Grey #3C4142 ΔE 0.061
- Onyx #343A40 ΔE 0.068
- Brownish Purple #76424E ΔE 0.073
- Grape Purple #5D1451 ΔE 0.083
- Dark Grey Blue #29465B ΔE 0.086
- Gunmetal #293241 ΔE 0.088
- Charcoal #264653 ΔE 0.088
Use #583545 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.