#63501C
Closest named color: Olive Brown (#645403). oklch(44% 0.074 88.7), rgb(99, 80, 28).
Aa
White text reads best on this color (7.79:1).
About this color
#63501C is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.074 and its hue 89°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.022 away. White text reads best on it, at 7.79:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.074) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.69:1 |
| White text | 7.79:1 |
Values
| HEX | #63501C |
| RGB | rgb(99, 80, 28) |
| HSL | hsl(44, 56%, 25%) |
| OKLCH | oklch(44% 0.074 88.7) |
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 #63501C | 7.79:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #63501C | 2.69:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #63501C text on white | 7.79:1 | AAA | Lc 87.0 | Fine for body text |
| #63501C text on black | 2.69:1 | Fails | Lc -15.1 | 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 800.
-
Step 50
50
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EDEAE1
oklch(93.7% 0.012 91.5)
-
Step 200
200
#DFD9C8
oklch(88.5% 0.024 90.8)
-
Step 300
300
#CCC0A2
oklch(81% 0.043 88.8)
-
Step 400
400
#B29F6F
oklch(70.8% 0.068 88.9)
-
Step 500
500
#9F8747
oklch(63.2% 0.088 89.2)
-
Step 600
600
#8A7027
oklch(55.6% 0.096 88.9)
-
Step 700
700
#755D19
oklch(49% 0.089 88.4)
-
Step 800
800 (this color)
#63501C
oklch(44% 0.074 88.7)
-
Step 900
900
#4E401A
oklch(37.7% 0.058 89.2)
-
Step 950
950
#2E2510
oklch(26.9% 0.037 86.7)
#63501C 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) | #594F16 | 0.020 |
| Deuteranopia (no green cones) | #5E541E | 0.014 |
| Tritanopia (no blue cones) | #6B4945 | 0.066 |
| Achromatopsia (no color) | #525252 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63501C
#63501C
oklch(44% 0.074 88.7)
- #42507B
#42507B
oklch(43.9% 0.073 269.5)
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 #63501C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.022
- Mud Brown #60460F ΔE 0.029
- Green Brown #544E03 ΔE 0.034
- Mud #735C12 ΔE 0.048
- Medium Brown #7F5112 ΔE 0.051
- Milk Chocolate #7F4E1E ΔE 0.052
- Greeny Brown #696006 ΔE 0.054
- Army Green #4B5D16 ΔE 0.055
Use #63501C 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.