#582740
Closest named color: Grape Purple (#5D1451). oklch(34.9% 0.079 350.1), rgb(88, 39, 64).
Aa
White text reads best on this color (11.80:1).
About this color
#582740 is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.079 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.055 away. White text reads best on it, at 11.80:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.079) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.77:1 |
| White text | 11.80:1 |
Values
| HEX | #582740 |
| RGB | rgb(88, 39, 64) |
| HSL | hsl(329, 39%, 25%) |
| OKLCH | oklch(34.9% 0.079 350.1) |
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 #582740 | 11.80:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #582740 | 1.77:1 | Fails | Lc 0.0 | Not readable |
| #582740 text on white | 11.80:1 | AAA | Lc 96.7 | Preferred for body text |
| #582740 text on black | 1.77:1 | Fails | Lc 0.0 | 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
#FAF3F6
oklch(97% 0.008 349.2)
-
Step 100
100
#F4E5EB
oklch(93.6% 0.018 351.2)
-
Step 200
200
#EBD1DC
oklch(88.5% 0.032 350.3)
-
Step 300
300
#DFB1C6
oklch(80.8% 0.06 349.4)
-
Step 400
400
#CE88A9
oklch(70.7% 0.095 350)
-
Step 500
500
#BF6994
oklch(63.1% 0.121 349.8)
-
Step 600
600
#AA4F7E
oklch(55.6% 0.131 350)
-
Step 700
700
#923F6A
oklch(49.1% 0.123 350.3)
-
Step 800
800
#773457
oklch(42.7% 0.103 349.8)
-
Step 900
900 (this color)
#582740
oklch(34.9% 0.079 350.1)
-
Step 950
950
#391C2A
oklch(27.2% 0.05 350.6)
#582740 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) | #2D3241 | 0.085 |
| Deuteranopia (no green cones) | #3A3B3F | 0.078 |
| Tritanopia (no blue cones) | #5E2530 | 0.029 |
| Achromatopsia (no color) | #383838 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #582740
#582740
oklch(34.9% 0.079 350.1)
- #004635
#004635
oklch(35.1% 0.069 170)
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 #582740, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.055
- Purple Brown #673A3F ΔE 0.064
- Burgundy #610023 ΔE 0.067
- Merlot #730039 ΔE 0.070
- Claret #680018 ΔE 0.076
- Velvet #750851 ΔE 0.079
- Plum Purple #4E0550 ΔE 0.082
- Bordeaux #7B002C ΔE 0.083
Use #582740 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.