#583A44
Closest named color: Purple Brown (#673A3F). oklch(38.7% 0.045 357.8), rgb(88, 58, 68).
Aa
White text reads best on this color (9.98:1).
About this color
#583A44 is a dark, muted red. In OKLCH its lightness is 39%, its chroma 0.045 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.030 away. White text reads best on it, at 9.98:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.10:1 |
| White text | 9.98:1 |
Values
| HEX | #583A44 |
| RGB | rgb(88, 58, 68) |
| HSL | hsl(340, 21%, 29%) |
| OKLCH | oklch(38.7% 0.045 357.8) |
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 #583A44 | 9.98:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #583A44 | 2.10:1 | Fails | Lc 10.8 | Not readable |
| #583A44 text on white | 9.98:1 | AAA | Lc 93.1 | Preferred for body text |
| #583A44 text on black | 2.10:1 | Fails | Lc -9.4 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#F0E7EA
oklch(93.6% 0.011 354.9)
-
Step 200
200
#E4D4D9
oklch(88.4% 0.019 356.5)
-
Step 300
300
#D4B8C0
oklch(80.9% 0.034 358.7)
-
Step 400
400
#BD93A0
oklch(70.6% 0.053 358.1)
-
Step 500
500
#AC7889
oklch(63% 0.069 358)
-
Step 600
600
#976173
oklch(55.7% 0.074 358.2)
-
Step 700
700
#815061
oklch(49.2% 0.069 357.6)
-
Step 800
800
#69414F
oklch(42.6% 0.059 357.3)
-
Step 900
900 (this color)
#583A44
oklch(38.7% 0.045 357.8)
-
Step 950
950
#322126
oklch(27.1% 0.027 359.8)
#583A44 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) | #3E3F44 | 0.048 |
| Deuteranopia (no green cones) | #454443 | 0.044 |
| Tritanopia (no blue cones) | #5D393D | 0.014 |
| Achromatopsia (no color) | #424242 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583A44
#583A44
oklch(38.7% 0.045 357.8)
- #274C44
#274C44
oklch(38.6% 0.045 178.2)
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 #583A44, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.030
- Charcoal Grey #3C4142 ΔE 0.053
- Onyx #343A40 ΔE 0.066
- Brownish Purple #76424E ΔE 0.066
- Dark Grey Blue #29465B ΔE 0.081
- Charcoal #264653 ΔE 0.082
- Dark Slate Gray #2F4F4F ΔE 0.083
- Mud Brown #60460F ΔE 0.089
Use #583A44 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.