#445C4B
Closest named color: Dark Green Blue (#1F6357). oklch(45% 0.04 153.7), rgb(68, 92, 75).
Aa
White text reads best on this color (7.29:1).
About this color
#445C4B is a dark, muted green. In OKLCH its lightness is 45%, its chroma 0.040 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.038 away. White text reads best on it, at 7.29:1.
| Hue family | Greens |
| Lightness | dark (45%) |
| Chroma | muted (0.040) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.87:1 |
| White text | 7.29:1 |
Values
| HEX | #445C4B |
| RGB | rgb(68, 92, 75) |
| HSL | hsl(138, 15%, 31%) |
| OKLCH | oklch(45% 0.04 153.7) |
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 #445C4B | 7.29:1 | AAA | Lc -90.2 | Preferred for body text |
| Black text on #445C4B | 2.87:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #445C4B text on white | 7.29:1 | AAA | Lc 85.3 | Fine for body text |
| #445C4B text on black | 2.87:1 | Fails | Lc -16.7 | 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
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D3DCD5
oklch(88.6% 0.014 152.6)
-
Step 300
300
#B6C5BA
oklch(80.9% 0.022 154)
-
Step 400
400
#8FA896
oklch(70.7% 0.038 154)
-
Step 500
500
#73927C
oklch(63% 0.048 154)
-
Step 600
600
#5C7D65
oklch(55.7% 0.053 152.9)
-
Step 700
700
#4B6954
oklch(49.1% 0.049 153.8)
-
Step 800
800 (this color)
#445C4B
oklch(45% 0.04 153.7)
-
Step 900
900
#35473A
oklch(37.8% 0.032 153.3)
-
Step 950
950
#1F2922
oklch(26.9% 0.019 154.4)
#445C4B 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) | #5C584A | 0.036 |
| Deuteranopia (no green cones) | #58554C | 0.036 |
| Tritanopia (no blue cones) | #405B57 | 0.021 |
| Achromatopsia (no color) | #565656 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #445C4B
#445C4B
oklch(45% 0.04 153.7)
- #634D5F
#634D5F
oklch(44.9% 0.04 332.6)
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 #445C4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.038
- Pine #2B5D34 ΔE 0.050
- Dark Slate Gray #2F4F4F ΔE 0.055
- Dark Aqua #05696B ΔE 0.062
- Spruce #0A5F38 ΔE 0.063
- Petrol #005F6A ΔE 0.063
- Army Green #4B5D16 ΔE 0.066
- Deep Teal #00555A ΔE 0.066
Use #445C4B 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.