#45503B
Closest named color: Dark Slate Gray (#2F4F4F). oklch(41.5% 0.037 130.4), rgb(69, 80, 59).
Aa
White text reads best on this color (8.52:1).
About this color
#45503B is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.037 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.042 away. White text reads best on it, at 8.52:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.037) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.46:1 |
| White text | 8.52:1 |
Values
| HEX | #45503B |
| RGB | rgb(69, 80, 59) |
| HSL | hsl(91, 15%, 27%) |
| OKLCH | oklch(41.5% 0.037 130.4) |
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 #45503B | 8.52:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #45503B | 2.46:1 | Fails | Lc 14.7 | Not readable |
| #45503B text on white | 8.52:1 | AAA | Lc 89.3 | Fine for body text |
| #45503B text on black | 2.46:1 | Fails | Lc -12.9 | 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
#E8EBE6
oklch(93.6% 0.007 132.4)
-
Step 200
200
#D6DBD3
oklch(88.5% 0.012 133.4)
-
Step 300
300
#BCC4B5
oklch(81% 0.022 130.1)
-
Step 400
400
#99A58F
oklch(70.6% 0.034 130.7)
-
Step 500
500
#818F74
oklch(63.1% 0.043 129.9)
-
Step 600
600
#6A795C
oklch(55.5% 0.047 130.1)
-
Step 700
700
#58664C
oklch(49.1% 0.044 130.9)
-
Step 800
800 (this color)
#45503B
oklch(41.5% 0.037 130.4)
-
Step 900
900
#3C4535
oklch(37.7% 0.029 131.6)
-
Step 950
950
#23281F
oklch(26.9% 0.018 131.3)
#45503B 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) | #524D3A | 0.022 |
| Deuteranopia (no green cones) | #504C3C | 0.021 |
| Tritanopia (no blue cones) | #464E4A | 0.027 |
| Achromatopsia (no color) | #4C4C4C | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45503B
#45503B
oklch(41.5% 0.037 130.4)
- #52465B
#52465B
oklch(41.4% 0.038 310.5)
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 #45503B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.042
- Pine #2B5D34 ΔE 0.055
- Green Brown #544E03 ΔE 0.056
- Charcoal Grey #3C4142 ΔE 0.057
- Dark Blue Green #005249 ΔE 0.060
- Mud Brown #60460F ΔE 0.060
- Dark Green Blue #1F6357 ΔE 0.066
- Navy Green #35530A ΔE 0.067
Use #45503B 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.