#424F3D
Closest named color: Dark Slate Gray (#2F4F4F). oklch(41.1% 0.034 137.1), rgb(66, 79, 61).
Aa
White text reads best on this color (8.68:1).
About this color
#424F3D is a dark, muted green. In OKLCH its lightness is 41%, its chroma 0.034 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 0.036 away. White text reads best on it, at 8.68:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | muted (0.034) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.41:1 |
| White text | 8.68:1 |
Values
| HEX | #424F3D |
| RGB | rgb(66, 79, 61) |
| HSL | hsl(103, 13%, 27%) |
| OKLCH | oklch(41.1% 0.034 137.1) |
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 #424F3D | 8.68:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #424F3D | 2.41:1 | Fails | Lc 14.2 | Not readable |
| #424F3D text on white | 8.68:1 | AAA | Lc 89.8 | Fine for body text |
| #424F3D text on black | 2.41:1 | Fails | Lc -12.5 | 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
#F5F6F4
oklch(97.2% 0.003 128.5)
-
Step 100
100
#E8EBE7
oklch(93.7% 0.006 137.8)
-
Step 200
200
#D6DBD4
oklch(88.6% 0.011 136.6)
-
Step 300
300
#BBC4B7
oklch(81% 0.02 135.8)
-
Step 400
400
#98A592
oklch(70.6% 0.031 135.7)
-
Step 500
500
#7E9078
oklch(63.2% 0.041 137.9)
-
Step 600
600
#677A60
oklch(55.6% 0.045 137.3)
-
Step 700
700
#566650
oklch(49% 0.039 137.2)
-
Step 800
800 (this color)
#424F3D
oklch(41.1% 0.034 137.1)
-
Step 900
900
#3B4537
oklch(37.7% 0.027 136.8)
-
Step 950
950
#232820
oklch(26.9% 0.016 133.7)
#424F3D 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) | #504C3C | 0.023 |
| Deuteranopia (no green cones) | #4E4B3E | 0.022 |
| Tritanopia (no blue cones) | #424E4A | 0.023 |
| Achromatopsia (no color) | #4B4B4B | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #424F3D
#424F3D
oklch(41.1% 0.034 137.1)
- #524557
#524557
oklch(41.1% 0.034 316.6)
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 #424F3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.036
- Charcoal Grey #3C4142 ΔE 0.051
- Dark Blue Green #005249 ΔE 0.055
- Pine #2B5D34 ΔE 0.058
- Green Brown #544E03 ΔE 0.061
- Dark Teal #014D4E ΔE 0.063
- Deep Teal #00555A ΔE 0.063
- Mud Brown #60460F ΔE 0.064
Use #424F3D 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.