#584040
Closest named color: Purple Brown (#673A3F). oklch(39.8% 0.034 18.7), rgb(88, 64, 64).
Aa
White text reads best on this color (9.44:1).
About this color
#584040 is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.034 and its hue 19°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.031 away. White text reads best on it, at 9.44:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.034) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.22:1 |
| White text | 9.44:1 |
Values
| HEX | #584040 |
| RGB | rgb(88, 64, 64) |
| HSL | hsl(0, 16%, 30%) |
| OKLCH | oklch(39.8% 0.034 18.7) |
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 #584040 | 9.44:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #584040 | 2.22:1 | Fails | Lc 12.1 | Not readable |
| #584040 text on white | 9.44:1 | AAA | Lc 91.8 | Preferred for body text |
| #584040 text on black | 2.22:1 | Fails | Lc -10.6 | 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
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#EFE8E8
oklch(93.6% 0.008 17.3)
-
Step 200
200
#E2D6D5
oklch(88.5% 0.013 23.2)
-
Step 300
300
#D1BABA
oklch(80.8% 0.026 17.7)
-
Step 400
400
#B99797
oklch(70.7% 0.041 18.2)
-
Step 500
500
#A77D7D
oklch(63.1% 0.052 18.6)
-
Step 600
600
#916666
oklch(55.5% 0.056 19)
-
Step 700
700
#7C5555
oklch(49.2% 0.052 19.1)
-
Step 800
800
#654646
oklch(42.8% 0.043 19)
-
Step 900
900 (this color)
#584040
oklch(39.8% 0.034 18.7)
-
Step 950
950
#302222
oklch(26.9% 0.022 18.6)
#584040 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) | #444340 | 0.036 |
| Deuteranopia (no green cones) | #4A4840 | 0.033 |
| Tritanopia (no blue cones) | #5D3E40 | 0.011 |
| Achromatopsia (no color) | #464646 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #584040
#584040
oklch(39.8% 0.034 18.7)
- #314D4E
#314D4E
oklch(39.8% 0.034 198.7)
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 #584040, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.031
- Charcoal Grey #3C4142 ΔE 0.049
- Brownish Purple #76424E ΔE 0.063
- Onyx #343A40 ΔE 0.068
- Mud Brown #60460F ΔE 0.070
- Dark Slate Gray #2F4F4F ΔE 0.072
- Charcoal #264653 ΔE 0.079
- Dark Grey Blue #29465B ΔE 0.080
Use #584040 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.