#583140
Closest named color: Purple Brown (#673A3F). oklch(36.7% 0.06 355.9), rgb(88, 49, 64).
Aa
White text reads best on this color (10.89:1).
About this color
#583140 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.060 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.042 away. White text reads best on it, at 10.89:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.060) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.92:1 |
| White text | 10.89:1 |
Values
| HEX | #583140 |
| RGB | rgb(88, 49, 64) |
| HSL | hsl(337, 28%, 27%) |
| OKLCH | oklch(36.7% 0.06 355.9) |
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 #583140 | 10.89:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #583140 | 1.92:1 | Fails | Lc 8.9 | Not readable |
| #583140 text on white | 10.89:1 | AAA | Lc 95.0 | Preferred for body text |
| #583140 text on black | 1.92:1 | Fails | Lc -7.6 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F2E6EA
oklch(93.6% 0.014 355)
-
Step 200
200
#E8D3DA
oklch(88.6% 0.025 355.4)
-
Step 300
300
#DAB5C1
oklch(80.9% 0.045 356.7)
-
Step 400
400
#C68EA2
oklch(70.7% 0.073 355.9)
-
Step 500
500
#B6718B
oklch(63% 0.093 355.9)
-
Step 600
600
#A15975
oklch(55.6% 0.1 356.1)
-
Step 700
700
#8A4962
oklch(49.2% 0.093 356.6)
-
Step 800
800
#703C50
oklch(42.7% 0.077 356.4)
-
Step 900
900 (this color)
#583140
oklch(36.7% 0.06 355.9)
-
Step 950
950
#351E27
oklch(26.9% 0.039 355)
#583140 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) | #363941 | 0.065 |
| Deuteranopia (no green cones) | #403F3F | 0.059 |
| Tritanopia (no blue cones) | #5E2F36 | 0.019 |
| Achromatopsia (no color) | #3D3D3D | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583140
#583140
oklch(36.7% 0.06 355.9)
- #12493E
#12493E
oklch(36.7% 0.059 176.6)
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 #583140, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.042
- Charcoal Grey #3C4142 ΔE 0.066
- Onyx #343A40 ΔE 0.069
- Grape Purple #5D1451 ΔE 0.078
- Brownish Purple #76424E ΔE 0.080
- Merlot #730039 ΔE 0.086
- Burgundy #610023 ΔE 0.087
- Gunmetal #293241 ΔE 0.087
Use #583140 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.