#63563E
Closest named color: Olive Brown (#645403). oklch(45.9% 0.04 82.6), rgb(99, 86, 62).
Aa
White text reads best on this color (7.16:1).
About this color
#63563E is a medium-dark, muted brown. In OKLCH its lightness is 46%, its chroma 0.040 and its hue 83°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.054 away. White text reads best on it, at 7.16:1.
| Hue family | Browns |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.040) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.93:1 |
| White text | 7.16:1 |
Values
| HEX | #63563E |
| RGB | rgb(99, 86, 62) |
| HSL | hsl(39, 23%, 32%) |
| OKLCH | oklch(45.9% 0.04 82.6) |
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 #63563E | 7.16:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #63563E | 2.93:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #63563E text on white | 7.16:1 | AAA | Lc 84.9 | Fine for body text |
| #63563E text on black | 2.93:1 | Fails | Lc -17.1 | Dividers and decoration only |
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 700.
-
Step 50
50
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#ECE9E6
oklch(93.6% 0.005 67.8)
-
Step 200
200
#DDD9D1
oklch(88.6% 0.012 84.6)
-
Step 300
300
#C7C0B3
oklch(81% 0.02 83.1)
-
Step 400
400
#AA9F8B
oklch(70.6% 0.031 82.6)
-
Step 500
500
#95886E
oklch(63.1% 0.04 84.5)
-
Step 600
600
#807156
oklch(55.5% 0.044 82.1)
-
Step 700
700 (this color)
#63563E
oklch(45.9% 0.04 82.6)
-
Step 800
800
#584E3A
oklch(42.8% 0.034 84.4)
-
Step 900
900
#484032
oklch(37.5% 0.025 81.6)
-
Step 950
950
#2A261D
oklch(27% 0.017 86.9)
#63563E 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) | #5C563C | 0.013 |
| Deuteranopia (no green cones) | #5F593F | 0.010 |
| Tritanopia (no blue cones) | #695250 | 0.036 |
| Achromatopsia (no color) | #585858 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63563E
#63563E
oklch(45.9% 0.04 82.6)
- #4C586F
#4C586F
oklch(45.9% 0.041 263.3)
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 #63563E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.054
- Milk Chocolate #7F4E1E ΔE 0.056
- Mud #735C12 ΔE 0.058
- Mud Brown #60460F ΔE 0.060
- Medium Brown #7F5112 ΔE 0.060
- Green Brown #544E03 ΔE 0.067
- Greeny Brown #696006 ΔE 0.067
- Camo Green #526525 ΔE 0.069
Use #63563E 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.