#405C4A
Closest named color: Dark Green Blue (#1F6357). oklch(44.7% 0.045 155.9), rgb(64, 92, 74).
Aa
White text reads best on this color (7.37:1).
About this color
#405C4A is a dark, muted green. In OKLCH its lightness is 45%, its chroma 0.045 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.035 away. White text reads best on it, at 7.37:1.
| Hue family | Greens |
| Lightness | dark (45%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.84:1 |
| White text | 7.37:1 |
Values
| HEX | #405C4A |
| RGB | rgb(64, 92, 74) |
| HSL | hsl(141, 18%, 31%) |
| OKLCH | oklch(44.7% 0.045 155.9) |
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 #405C4A | 7.37:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #405C4A | 2.84:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #405C4A text on white | 7.37:1 | AAA | Lc 85.6 | Fine for body text |
| #405C4A text on black | 2.84:1 | Fails | Lc -16.4 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D2DCD5
oklch(88.5% 0.014 155.6)
-
Step 300
300
#B4C6BA
oklch(80.9% 0.026 156.6)
-
Step 400
400
#8CA996
oklch(70.7% 0.042 156.5)
-
Step 500
500
#70937C
oklch(63% 0.052 155.8)
-
Step 600
600
#577E65
oklch(55.6% 0.059 155.9)
-
Step 700
700
#476A54
oklch(49.1% 0.054 156.2)
-
Step 800
800 (this color)
#405C4A
oklch(44.7% 0.045 155.9)
-
Step 900
900
#33473A
oklch(37.7% 0.034 155.9)
-
Step 950
950
#1E2A22
oklch(27.1% 0.022 155.5)
#405C4A 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) | #5C5849 | 0.041 |
| Deuteranopia (no green cones) | #57544B | 0.040 |
| Tritanopia (no blue cones) | #3B5B57 | 0.022 |
| Achromatopsia (no color) | #565656 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405C4A
#405C4A
oklch(44.7% 0.045 155.9)
- #654B5E
#654B5E
oklch(44.7% 0.045 336.3)
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 #405C4A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.035
- Pine #2B5D34 ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.052
- Spruce #0A5F38 ΔE 0.057
- Dark Aqua #05696B ΔE 0.060
- Petrol #005F6A ΔE 0.061
- Deep Teal #00555A ΔE 0.063
- Army Green #4B5D16 ΔE 0.064
Use #405C4A 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.