#596B23
Closest named color: Dark Olive Green (#556B2F). oklch(49.7% 0.099 122.1), rgb(89, 107, 35).
Aa
White text reads best on this color (5.91:1).
About this color
#596B23 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 50%, its chroma 0.099 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.012 away. White text reads best on it, at 5.91:1.
| Hue family | Browns |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.55:1 |
| White text | 5.91:1 |
Values
| HEX | #596B23 |
| RGB | rgb(89, 107, 35) |
| HSL | hsl(75, 51%, 28%) |
| OKLCH | oklch(49.7% 0.099 122.1) |
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 #596B23 | 5.91:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #596B23 | 3.55:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #596B23 text on white | 5.91:1 | AA | Lc 79.5 | Fine for body text |
| #596B23 text on black | 3.55:1 | AA large text | Lc -22.3 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#E8EBE1
oklch(93.5% 0.014 120.3)
-
Step 200
200
#D6DCC9
oklch(88.5% 0.026 121.2)
-
Step 300
300
#BBC6A4
oklch(80.9% 0.048 122)
-
Step 400
400
#98A972
oklch(70.8% 0.078 122.4)
-
Step 500
500
#7F934D
oklch(63.1% 0.098 122.3)
-
Step 600
600
#697D2F
oklch(55.7% 0.106 122.1)
-
Step 700
700 (this color)
#596B23
oklch(49.7% 0.099 122.1)
-
Step 800
800
#47561D
oklch(42.7% 0.083 122.4)
-
Step 900
900
#3C471E
oklch(37.8% 0.064 122)
-
Step 950
950
#232A12
oklch(27.1% 0.042 122.5)
#596B23 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) | #71641A | 0.039 |
| Deuteranopia (no green cones) | #6F6428 | 0.040 |
| Tritanopia (no blue cones) | #5E665C | 0.082 |
| Achromatopsia (no color) | #646464 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #596B23
#596B23
oklch(49.7% 0.099 122.1)
- #6D5491
#6D5491
oklch(49.8% 0.098 301.8)
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 #596B23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.012
- Mud Green #606602 ΔE 0.020
- Camo Green #526525 ΔE 0.022
- Dark Moss Green #606C38 ΔE 0.026
- Browny Green #6F6C0A ΔE 0.034
- Muddy Green #657432 ΔE 0.035
- Brown Green #706C11 ΔE 0.035
- Greeny Brown #696006 ΔE 0.036
Use #596B23 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.