#405D4D
Closest named color: Dark Green Blue (#1F6357). oklch(45% 0.043 159.9), rgb(64, 93, 77).
Aa
White text reads best on this color (7.26:1).
About this color
#405D4D is a medium-dark, muted green. In OKLCH its lightness is 45%, its chroma 0.043 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.033 away. White text reads best on it, at 7.26:1.
| Hue family | Greens |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.043) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.89:1 |
| White text | 7.26:1 |
Values
| HEX | #405D4D |
| RGB | rgb(64, 93, 77) |
| HSL | hsl(147, 18%, 31%) |
| OKLCH | oklch(45% 0.043 159.9) |
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 #405D4D | 7.26:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #405D4D | 2.89:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #405D4D text on white | 7.26:1 | AAA | Lc 85.2 | Fine for body text |
| #405D4D text on black | 2.89:1 | Fails | Lc -16.8 | 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 800.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D2DCD6
oklch(88.5% 0.013 159.9)
-
Step 300
300
#B3C6BB
oklch(80.9% 0.026 160.4)
-
Step 400
400
#8CA998
oklch(70.8% 0.04 159.5)
-
Step 500
500
#6E947F
oklch(63.2% 0.053 160.2)
-
Step 600
600
#567E68
oklch(55.7% 0.056 159.8)
-
Step 700
700
#466A56
oklch(49.1% 0.052 159.4)
-
Step 800
800 (this color)
#405D4D
oklch(45% 0.043 159.9)
-
Step 900
900
#32473B
oklch(37.6% 0.033 159.2)
-
Step 950
950
#1D2A23
oklch(27% 0.022 160.9)
#405D4D 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) | #5C594C | 0.041 |
| Deuteranopia (no green cones) | #57554E | 0.040 |
| Tritanopia (no blue cones) | #3A5D58 | 0.018 |
| Achromatopsia (no color) | #575757 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405D4D
#405D4D
oklch(45% 0.043 159.9)
- #664C5D
#664C5D
oklch(45% 0.043 339.7)
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 #405D4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.033
- Pine #2B5D34 ΔE 0.048
- Dark Slate Gray #2F4F4F ΔE 0.054
- Dark Aqua #05696B ΔE 0.057
- Petrol #005F6A ΔE 0.058
- Spruce #0A5F38 ΔE 0.060
- Deep Teal #00555A ΔE 0.063
- Slate #516572 ΔE 0.066
Use #405D4D 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.