#635309
Closest named color: Olive Brown (#645403). oklch(44.5% 0.088 95.4), rgb(99, 83, 9).
Aa
White text reads best on this color (7.57:1).
About this color
#635309 is a dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.088 and its hue 95°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.005 away. White text reads best on it, at 7.57:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.088) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.77:1 |
| White text | 7.57:1 |
Values
| HEX | #635309 |
| RGB | rgb(99, 83, 9) |
| HSL | hsl(49, 83%, 21%) |
| OKLCH | oklch(44.5% 0.088 95.4) |
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 #635309 | 7.57:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #635309 | 2.77:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #635309 text on white | 7.57:1 | AAA | Lc 86.2 | Fine for body text |
| #635309 text on black | 2.77:1 | Fails | Lc -15.9 | 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
#F7F5F0
oklch(97% 0.007 88.6)
-
Step 100
100
#EDEADF
oklch(93.6% 0.015 94.2)
-
Step 200
200
#DFD9C5
oklch(88.5% 0.028 93.1)
-
Step 300
300
#CAC19C
oklch(80.9% 0.051 95.9)
-
Step 400
400
#B0A164
oklch(70.8% 0.082 96)
-
Step 500
500
#9D8936
oklch(63.2% 0.105 95.6)
-
Step 600
600
#887202
oklch(55.7% 0.114 95.5)
-
Step 700
700
#725F00
oklch(49% 0.101 95.4)
-
Step 800
800 (this color)
#635309
oklch(44.5% 0.088 95.4)
-
Step 900
900
#4D410F
oklch(37.7% 0.068 95.1)
-
Step 950
950
#2D260B
oklch(27% 0.043 94.8)
#635309 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) | #5D5100 | 0.014 |
| Deuteranopia (no green cones) | #61560F | 0.009 |
| Tritanopia (no blue cones) | #6C4B46 | 0.081 |
| Achromatopsia (no color) | #545454 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #635309
#635309
oklch(44.5% 0.088 95.4)
- #474F84
#474F84
oklch(44.6% 0.087 275.8)
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 #635309, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.005
- Green Brown #544E03 ΔE 0.032
- Mud Brown #60460F ΔE 0.040
- Mud #735C12 ΔE 0.040
- Greeny Brown #696006 ΔE 0.041
- Army Green #4B5D16 ΔE 0.045
- Camouflage Green #4B6113 ΔE 0.053
- Medium Brown #7F5112 ΔE 0.053
Use #635309 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.