#45523F
Closest named color: Dark Slate Gray (#2F4F4F). oklch(42.1% 0.035 135.8), rgb(69, 82, 63).
Aa
White text reads best on this color (8.29:1).
About this color
#45523F is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.035 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.041 away. White text reads best on it, at 8.29:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.035) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.53:1 |
| White text | 8.29:1 |
Values
| HEX | #45523F |
| RGB | rgb(69, 82, 63) |
| HSL | hsl(101, 13%, 28%) |
| OKLCH | oklch(42.1% 0.035 135.8) |
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 #45523F | 8.29:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #45523F | 2.53:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #45523F text on white | 8.29:1 | AAA | Lc 88.6 | Fine for body text |
| #45523F text on black | 2.53:1 | Fails | Lc -13.5 | 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
#98A691
oklch(70.8% 0.034 135.1)
-
Step 500
500
#7E9077
oklch(63.2% 0.042 136.9)
-
Step 600
600
#687A5F
oklch(55.7% 0.046 135.3)
-
Step 700
700
#56664F
oklch(49% 0.041 136.2)
-
Step 800
800 (this color)
#45523F
oklch(42.1% 0.035 135.8)
-
Step 900
900
#3B4537
oklch(37.7% 0.027 136.8)
-
Step 950
950
#232820
oklch(26.9% 0.016 133.7)
#45523F 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) | #544F3E | 0.024 |
| Deuteranopia (no green cones) | #514E40 | 0.022 |
| Tritanopia (no blue cones) | #45504D | 0.026 |
| Achromatopsia (no color) | #4E4E4E | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45523F
#45523F
oklch(42.1% 0.035 135.8)
- #55485B
#55485B
oklch(42.2% 0.035 315.1)
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 #45523F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.041
- Pine #2B5D34 ΔE 0.054
- Dark Blue Green #005249 ΔE 0.060
- Green Brown #544E03 ΔE 0.060
- Dark Green Blue #1F6357 ΔE 0.060
- Charcoal Grey #3C4142 ΔE 0.061
- Mud Brown #60460F ΔE 0.064
- Deep Teal #00555A ΔE 0.065
Use #45523F 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.