#404A30
Closest named color: Dark Slate Gray (#2F4F4F). oklch(39.2% 0.044 125.4), rgb(64, 74, 48).
Aa
White text reads best on this color (9.37:1).
About this color
#404A30 is a dark, muted green. In OKLCH its lightness is 39%, its chroma 0.044 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.048 away. White text reads best on it, at 9.37:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | muted (0.044) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.24:1 |
| White text | 9.37:1 |
Values
| HEX | #404A30 |
| RGB | rgb(64, 74, 48) |
| HSL | hsl(83, 21%, 24%) |
| OKLCH | oklch(39.2% 0.044 125.4) |
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 #404A30 | 9.37:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #404A30 | 2.24:1 | Fails | Lc 12.3 | Not readable |
| #404A30 text on white | 9.37:1 | AAA | Lc 91.7 | Preferred for body text |
| #404A30 text on black | 2.24:1 | Fails | Lc -10.7 | 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 900.
-
Step 50
50
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E8EBE4
oklch(93.6% 0.01 125.7)
-
Step 200
200
#D6DBCF
oklch(88.4% 0.017 125.3)
-
Step 300
300
#BBC5AE
oklch(80.9% 0.033 126.4)
-
Step 400
400
#99A783
oklch(70.8% 0.053 125)
-
Step 500
500
#809164
oklch(63.1% 0.067 125.1)
-
Step 600
600
#697B4B
oklch(55.6% 0.073 125.4)
-
Step 700
700
#57683C
oklch(49.2% 0.069 126)
-
Step 800
800
#485532
oklch(42.9% 0.057 125.3)
-
Step 900
900 (this color)
#404A30
oklch(39.2% 0.044 125.4)
-
Step 950
950
#23291A
oklch(27% 0.028 125.9)
#404A30 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) | #4D472E | 0.022 |
| Deuteranopia (no green cones) | #4B4631 | 0.022 |
| Tritanopia (no blue cones) | #424843 | 0.034 |
| Achromatopsia (no color) | #464646 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #404A30
#404A30
oklch(39.2% 0.044 125.4)
- #4B4059
#4B4059
oklch(39.3% 0.044 304.5)
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 #404A30, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.048
- Charcoal Grey #3C4142 ΔE 0.049
- Green Brown #544E03 ΔE 0.054
- Mud Brown #60460F ΔE 0.058
- Dark Olive #373E02 ΔE 0.059
- Dark Blue Green #005249 ΔE 0.059
- Navy Green #35530A ΔE 0.060
- Pine #2B5D34 ΔE 0.063
Use #404A30 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.