#635503
Closest named color: Olive Brown (#645403). oklch(45% 0.092 97.9), rgb(99, 85, 3).
Aa
White text reads best on this color (7.41:1).
About this color
#635503 is a dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.092 and its hue 98°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.003 away. White text reads best on it, at 7.41:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.092) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.83:1 |
| White text | 7.41:1 |
Values
| HEX | #635503 |
| RGB | rgb(99, 85, 3) |
| HSL | hsl(51, 94%, 20%) |
| OKLCH | oklch(45% 0.092 97.9) |
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 #635503 | 7.41:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #635503 | 2.83:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #635503 text on white | 7.41:1 | AAA | Lc 85.6 | Fine for body text |
| #635503 text on black | 2.83:1 | Fails | Lc -16.4 | 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
#F7F6F0
oklch(97.2% 0.008 98.9)
-
Step 100
100
#ECEADF
oklch(93.6% 0.015 98.3)
-
Step 200
200
#DEDAC4
oklch(88.6% 0.03 98.5)
-
Step 300
300
#C9C29A
oklch(81% 0.054 99.2)
-
Step 400
400
#AFA161
oklch(70.6% 0.086 97.3)
-
Step 500
500
#9B8A31
oklch(63.2% 0.11 98.3)
-
Step 600
600
#867300
oklch(55.7% 0.115 97.6)
-
Step 700
700
#706000
oklch(49% 0.101 97.8)
-
Step 800
800 (this color)
#635503
oklch(45% 0.092 97.9)
-
Step 900
900
#4C420B
oklch(37.8% 0.072 98.3)
-
Step 950
950
#2C2609
oklch(26.8% 0.045 97.5)
#635503 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) | #5F5300 | 0.010 |
| Deuteranopia (no green cones) | #63570B | 0.006 |
| Tritanopia (no blue cones) | #6C4D47 | 0.085 |
| Achromatopsia (no color) | #555555 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #635503
#635503
oklch(45% 0.092 97.9)
- #4A4F87
#4A4F87
oklch(45% 0.091 278.2)
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 #635503, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.003
- Greeny Brown #696006 ΔE 0.035
- Green Brown #544E03 ΔE 0.035
- Mud #735C12 ΔE 0.037
- Army Green #4B5D16 ΔE 0.041
- Mud Brown #60460F ΔE 0.047
- Camouflage Green #4B6113 ΔE 0.048
- Camo Green #526525 ΔE 0.049
Use #635503 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.