#635533
Closest named color: Olive Brown (#645403). oklch(45.5% 0.053 87.9), rgb(99, 85, 51).
Aa
White text reads best on this color (7.29:1).
About this color
#635533 is a medium-dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.053 and its hue 88°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.040 away. White text reads best on it, at 7.29:1.
| Hue family | Browns |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.053) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.87:1 |
| White text | 7.29:1 |
Values
| HEX | #635533 |
| RGB | rgb(99, 85, 51) |
| HSL | hsl(42, 32%, 29%) |
| OKLCH | oklch(45.5% 0.053 87.9) |
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 #635533 | 7.29:1 | AAA | Lc -90.2 | Preferred for body text |
| Black text on #635533 | 2.87:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #635533 text on white | 7.29:1 | AAA | Lc 85.3 | Fine for body text |
| #635533 text on black | 2.87:1 | Fails | Lc -16.7 | 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
#F6F5F2
oklch(97% 0.004 91.4)
-
Step 100
100
#ECEAE3
oklch(93.7% 0.01 93.6)
-
Step 200
200
#DED9CD
oklch(88.6% 0.017 88)
-
Step 300
300
#C9C0AA
oklch(80.9% 0.032 88.4)
-
Step 400
400
#AE9F7D
oklch(70.7% 0.05 87)
-
Step 500
500
#9A885C
oklch(63.2% 0.064 88.2)
-
Step 600
600
#847142
oklch(55.6% 0.069 88.1)
-
Step 700
700
#705F34
oklch(49.2% 0.064 88.4)
-
Step 800
800 (this color)
#635533
oklch(45.5% 0.053 87.9)
-
Step 900
900
#4B4027
oklch(37.6% 0.042 86.7)
-
Step 950
950
#2C2617
oklch(27.1% 0.027 88.6)
#635533 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) | #5C5430 | 0.013 |
| Deuteranopia (no green cones) | #605834 | 0.010 |
| Tritanopia (no blue cones) | #6A504D | 0.048 |
| Achromatopsia (no color) | #565656 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #635533
#635533
oklch(45.5% 0.053 87.9)
- #4A5675
#4A5675
oklch(45.6% 0.053 267.9)
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 #635533, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.040
- Mud #735C12 ΔE 0.049
- Mud Brown #60460F ΔE 0.049
- Milk Chocolate #7F4E1E ΔE 0.052
- Medium Brown #7F5112 ΔE 0.053
- Green Brown #544E03 ΔE 0.054
- Greeny Brown #696006 ΔE 0.057
- Army Green #4B5D16 ΔE 0.062
Use #635533 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.