#42513C
Closest named color: Dark Slate Gray (#2F4F4F). oklch(41.6% 0.039 136.8), rgb(66, 81, 60).
Aa
White text reads best on this color (8.48:1).
About this color
#42513C is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.039 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.040 away. White text reads best on it, at 8.48:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.47:1 |
| White text | 8.48:1 |
Values
| HEX | #42513C |
| RGB | rgb(66, 81, 60) |
| HSL | hsl(103, 15%, 28%) |
| OKLCH | oklch(41.6% 0.039 136.8) |
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 #42513C | 8.48:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #42513C | 2.47:1 | Fails | Lc 14.8 | Not readable |
| #42513C text on white | 8.48:1 | AAA | Lc 89.2 | Fine for body text |
| #42513C text on black | 2.47:1 | Fails | Lc -13.0 | 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
#E8EBE7
oklch(93.7% 0.006 137.8)
-
Step 200
200
#D5DBD3
oklch(88.5% 0.013 137.8)
-
Step 300
300
#BAC4B6
oklch(80.9% 0.022 136.6)
-
Step 400
400
#96A690
oklch(70.6% 0.036 137.1)
-
Step 500
500
#7D9075
oklch(63.1% 0.045 136.4)
-
Step 600
600
#667B5D
oklch(55.7% 0.051 136.4)
-
Step 700
700
#54674D
oklch(49% 0.047 137.4)
-
Step 800
800 (this color)
#42513C
oklch(41.6% 0.039 136.8)
-
Step 900
900
#3A4636
oklch(37.8% 0.031 137.9)
-
Step 950
950
#22291F
oklch(27.1% 0.021 136.3)
#42513C 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) | #534E3B | 0.027 |
| Deuteranopia (no green cones) | #504C3D | 0.026 |
| Tritanopia (no blue cones) | #424F4B | 0.027 |
| Achromatopsia (no color) | #4D4D4D | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42513C
#42513C
oklch(41.6% 0.039 136.8)
- #55455A
#55455A
oklch(41.5% 0.04 318.1)
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 #42513C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.040
- Pine #2B5D34 ΔE 0.051
- Dark Blue Green #005249 ΔE 0.056
- Green Brown #544E03 ΔE 0.058
- Charcoal Grey #3C4142 ΔE 0.058
- Dark Green Blue #1F6357 ΔE 0.062
- Mud Brown #60460F ΔE 0.064
- Deep Teal #00555A ΔE 0.064
Use #42513C 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.