#45503F
Closest named color: Dark Slate Gray (#2F4F4F). oklch(41.6% 0.031 134.6), rgb(69, 80, 63).
Aa
White text reads best on this color (8.49:1).
About this color
#45503F is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.031 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.038 away. White text reads best on it, at 8.49:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.031) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.47:1 |
| White text | 8.49:1 |
Values
| HEX | #45503F |
| RGB | rgb(69, 80, 63) |
| HSL | hsl(99, 12%, 28%) |
| OKLCH | oklch(41.6% 0.031 134.6) |
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 #45503F | 8.49:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #45503F | 2.47:1 | Fails | Lc 14.7 | Not readable |
| #45503F text on white | 8.49:1 | AAA | Lc 89.2 | Fine for body text |
| #45503F text on black | 2.47:1 | Fails | Lc -13.0 | 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
#BCC3B8
oklch(80.9% 0.017 133.8)
-
Step 400
400
#99A593
oklch(70.7% 0.029 135)
-
Step 500
500
#808F78
oklch(63.1% 0.038 134.6)
-
Step 600
600
#6A7961
oklch(55.7% 0.04 133.8)
-
Step 700
700
#586650
oklch(49.2% 0.038 134.2)
-
Step 800
800 (this color)
#45503F
oklch(41.6% 0.031 134.6)
-
Step 900
900
#3C4538
oklch(37.8% 0.025 136)
-
Step 950
950
#232821
oklch(26.9% 0.015 136.7)
#45503F 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) | #514D3E | 0.020 |
| Deuteranopia (no green cones) | #504C40 | 0.021 |
| Tritanopia (no blue cones) | #454F4B | 0.021 |
| Achromatopsia (no color) | #4D4D4D | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45503F
#45503F
oklch(41.6% 0.031 134.6)
- #524758
#524758
oklch(41.5% 0.031 313.7)
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 #45503F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.038
- Charcoal Grey #3C4142 ΔE 0.054
- Pine #2B5D34 ΔE 0.059
- Dark Blue Green #005249 ΔE 0.059
- Green Brown #544E03 ΔE 0.062
- Mud Brown #60460F ΔE 0.064
- Deep Teal #00555A ΔE 0.065
- Dark Green Blue #1F6357 ΔE 0.065
Use #45503F 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.