#583F34
Closest named color: Purple Brown (#673A3F). oklch(39.2% 0.04 44.8), rgb(88, 63, 52).
Aa
White text reads best on this color (9.65:1).
About this color
#583F34 is a dark, muted brown. In OKLCH its lightness is 39%, its chroma 0.040 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.039 away. White text reads best on it, at 9.65:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | muted (0.040) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.17:1 |
| White text | 9.65:1 |
Values
| HEX | #583F34 |
| RGB | rgb(88, 63, 52) |
| HSL | hsl(18, 26%, 27%) |
| OKLCH | oklch(39.2% 0.04 44.8) |
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 #583F34 | 9.65:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #583F34 | 2.17:1 | Fails | Lc 11.6 | Not readable |
| #583F34 text on white | 9.65:1 | AAA | Lc 92.3 | Preferred for body text |
| #583F34 text on black | 2.17:1 | Fails | Lc -10.1 | 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E5
oklch(93.6% 0.009 44.9)
-
Step 200
200
#E3D6D0
oklch(88.5% 0.017 46.6)
-
Step 300
300
#D2BBB1
oklch(80.9% 0.03 45)
-
Step 400
400
#BB9889
oklch(70.8% 0.047 44.4)
-
Step 500
500
#A97E6B
oklch(63% 0.061 44.9)
-
Step 600
600
#946753
oklch(55.6% 0.066 44.9)
-
Step 700
700
#7E5543
oklch(49% 0.062 44.5)
-
Step 800
800
#674638
oklch(42.7% 0.051 43.9)
-
Step 900
900 (this color)
#583F34
oklch(39.2% 0.04 44.8)
-
Step 950
950
#31231C
oklch(27.1% 0.025 47.8)
#583F34 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) | #454133 | 0.035 |
| Deuteranopia (no green cones) | #4B4734 | 0.033 |
| Tritanopia (no blue cones) | #5E3B3C | 0.023 |
| Achromatopsia (no color) | #454545 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583F34
#583F34
oklch(39.2% 0.04 44.8)
- #2D4A56
#2D4A56
oklch(39.1% 0.04 226.1)
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 #583F34, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.051
- Mud Brown #60460F ΔE 0.055
- Onyx #343A40 ΔE 0.070
- Brownish Purple #76424E ΔE 0.073
- Dark Slate Gray #2F4F4F ΔE 0.076
- Chestnut #742802 ΔE 0.076
- Green Brown #544E03 ΔE 0.079
Use #583F34 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.