#39503C
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.6% 0.044 148.2), rgb(57, 80, 60).
Aa
White text reads best on this color (8.79:1).
About this color
#39503C is a dark, muted green. In OKLCH its lightness is 41%, its chroma 0.044 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.033 away. White text reads best on it, at 8.79:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #39503C |
| RGB | rgb(57, 80, 60) |
| HSL | hsl(128, 17%, 27%) |
| OKLCH | oklch(40.6% 0.044 148.2) |
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 #39503C | 8.79:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #39503C | 2.38:1 | Fails | Lc 13.9 | Not readable |
| #39503C text on white | 8.79:1 | AAA | Lc 90.1 | Preferred for body text |
| #39503C text on black | 2.38:1 | Fails | Lc -12.2 | Not readable |
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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE7
oklch(93.6% 0.007 145.5)
-
Step 200
200
#D3DCD4
oklch(88.5% 0.015 148.8)
-
Step 300
300
#B6C5B8
oklch(80.8% 0.024 149.3)
-
Step 400
400
#90A893
oklch(70.7% 0.04 148.7)
-
Step 500
500
#749378
oklch(63.2% 0.053 148.5)
-
Step 600
600
#5D7D61
oklch(55.7% 0.056 148.1)
-
Step 700
700
#4C6950
oklch(49% 0.052 148.4)
-
Step 800
800 (this color)
#39503C
oklch(40.6% 0.044 148.2)
-
Step 900
900
#354737
oklch(37.7% 0.035 147.8)
-
Step 950
950
#1F2921
oklch(26.9% 0.02 150.8)
#39503C 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) | #514C3B | 0.037 |
| Deuteranopia (no green cones) | #4D4A3D | 0.035 |
| Tritanopia (no blue cones) | #364F4A | 0.024 |
| Achromatopsia (no color) | #4A4A4A | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39503C
#39503C
oklch(40.6% 0.044 148.2)
- #574155
#574155
oklch(40.7% 0.044 329.4)
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 #39503C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.033
- Dark Blue Green #005249 ΔE 0.044
- Pine #2B5D34 ΔE 0.050
- Charcoal Grey #3C4142 ΔE 0.054
- Dark Teal #014D4E ΔE 0.054
- Deep Teal #00555A ΔE 0.056
- Spruce #0A5F38 ΔE 0.061
- Dark Green Blue #1F6357 ΔE 0.062
Use #39503C 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.