#563D03
Closest named color: Mud Brown (#60460F). oklch(37.8% 0.076 81.7), rgb(86, 61, 3).
Aa
White text reads best on this color (10.17:1).
About this color
#563D03 is a dark, moderately saturated brown. In OKLCH its lightness is 38%, its chroma 0.076 and its hue 82°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.034 away. White text reads best on it, at 10.17:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.06:1 |
| White text | 10.17:1 |
Values
| HEX | #563D03 |
| RGB | rgb(86, 61, 3) |
| HSL | hsl(42, 93%, 17%) |
| OKLCH | oklch(37.8% 0.076 81.7) |
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 #563D03 | 10.17:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #563D03 | 2.06:1 | Fails | Lc 10.5 | Not readable |
| #563D03 text on white | 10.17:1 | AAA | Lc 93.4 | Preferred for body text |
| #563D03 text on black | 2.06:1 | Fails | Lc -9.1 | 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
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#EFE9DE
oklch(93.6% 0.016 82.8)
-
Step 200
200
#E4D8C2
oklch(88.6% 0.032 82.8)
-
Step 300
300
#D3BE97
oklch(80.9% 0.057 82.9)
-
Step 400
400
#BD9B5C
oklch(70.7% 0.091 81.8)
-
Step 500
500
#AD8125
oklch(63.1% 0.117 81.3)
-
Step 600
600
#956B00
oklch(55.6% 0.115 81.4)
-
Step 700
700
#7D5A00
oklch(49.1% 0.101 82.2)
-
Step 800
800
#674900
oklch(42.7% 0.088 81.6)
-
Step 900
900 (this color)
#563D03
oklch(37.8% 0.076 81.7)
-
Step 950
950
#322406
oklch(27% 0.049 83)
#563D03 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 | 0.029 |
| Deuteranopia (no green cones) | #4D4406 | 0.025 |
| Tritanopia (no blue cones) | #5E3633 | 0.066 |
| Achromatopsia (no color) | #414141 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #563D03
#563D03
oklch(37.8% 0.076 81.7)
- #2B416A
#2B416A
oklch(37.8% 0.076 262)
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 #563D03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.034
- Green Brown #544E03 ΔE 0.051
- Dark Olive #373E02 ΔE 0.057
- Olive Brown #645403 ΔE 0.075
- Chestnut #742802 ΔE 0.076
- Charcoal Grey #3C4142 ΔE 0.081
- Navy Green #35530A ΔE 0.082
- Purple Brown #673A3F ΔE 0.084
Use #563D03 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.