#583D06
Closest named color: Mud Brown (#60460F). oklch(38.1% 0.076 78.9), rgb(88, 61, 6).
Aa
White text reads best on this color (10.07:1).
About this color
#583D06 is a dark, moderately saturated brown. In OKLCH its lightness is 38%, its chroma 0.076 and its hue 79°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.031 away. White text reads best on it, at 10.07:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.08:1 |
| White text | 10.07:1 |
Values
| HEX | #583D06 |
| RGB | rgb(88, 61, 6) |
| HSL | hsl(40, 87%, 18%) |
| OKLCH | oklch(38.1% 0.076 78.9) |
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 #583D06 | 10.07:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #583D06 | 2.08:1 | Fails | Lc 10.7 | Not readable |
| #583D06 text on white | 10.07:1 | AAA | Lc 93.2 | Preferred for body text |
| #583D06 text on black | 2.08:1 | Fails | Lc -9.3 | 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
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#F0E9DE
oklch(93.6% 0.017 79.3)
-
Step 200
200
#E5D7C2
oklch(88.5% 0.032 78.1)
-
Step 300
300
#D5BD98
oklch(80.9% 0.057 78.5)
-
Step 400
400
#BF9A5D
oklch(70.7% 0.091 79)
-
Step 500
500
#AF8028
oklch(63.1% 0.116 78.8)
-
Step 600
600
#976A00
oklch(55.7% 0.116 79.3)
-
Step 700
700
#7F5800
oklch(49% 0.102 78.8)
-
Step 800
800
#694800
oklch(42.7% 0.089 78.7)
-
Step 900
900 (this color)
#583D06
oklch(38.1% 0.076 78.9)
-
Step 950
950
#332307
oklch(26.9% 0.048 78)
#583D06 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) | #473E00 | 0.034 |
| Deuteranopia (no green cones) | #4E4509 | 0.029 |
| Tritanopia (no blue cones) | #613533 | 0.066 |
| Achromatopsia (no color) | #424242 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #583D06
#583D06
oklch(38.1% 0.076 78.9)
- #29436A
#29436A
oklch(38.2% 0.074 258.3)
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 #583D06, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.031
- Green Brown #544E03 ΔE 0.052
- Dark Olive #373E02 ΔE 0.061
- Chestnut #742802 ΔE 0.072
- Olive Brown #645403 ΔE 0.074
- Purple Brown #673A3F ΔE 0.080
- Charcoal Grey #3C4142 ΔE 0.081
- Navy Green #35530A ΔE 0.084
Use #583D06 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.