#0B5B45
Closest named color: Spruce (#0A5F38). oklch(42.1% 0.081 168.4), rgb(11, 91, 69).
Aa
White text reads best on this color (8.08:1).
About this color
#0B5B45 is a dark, moderately saturated green. In OKLCH its lightness is 42%, its chroma 0.081 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.027 away. White text reads best on it, at 8.08:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.59:1 |
| White text | 8.08:1 |
Values
| HEX | #0B5B45 |
| RGB | rgb(11, 91, 69) |
| HSL | hsl(163, 78%, 20%) |
| OKLCH | oklch(42.1% 0.081 168.4) |
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 #0B5B45 | 8.08:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #0B5B45 | 2.59:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #0B5B45 text on white | 8.08:1 | AAA | Lc 87.6 | Fine for body text |
| #0B5B45 text on black | 2.59:1 | Fails | Lc -14.5 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#C9DFD6
oklch(88.5% 0.026 169.2)
-
Step 300
300
#A4CBBB
oklch(80.9% 0.047 168.3)
-
Step 400
400
#70B098
oklch(70.7% 0.075 168.5)
-
Step 500
500
#449C7F
oklch(63.1% 0.096 168.8)
-
Step 600
600
#1A8768
oklch(55.7% 0.105 168.3)
-
Step 700
700
#057256
oklch(49.1% 0.098 168.1)
-
Step 800
800 (this color)
#0B5B45
oklch(42.1% 0.081 168.4)
-
Step 900
900
#174C3B
oklch(37.6% 0.063 168.2)
-
Step 950
950
#102D23
oklch(27.1% 0.04 168.2)
#0B5B45 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) | #585444 | 0.081 |
| Deuteranopia (no green cones) | #4F4D46 | 0.078 |
| Tritanopia (no blue cones) | #005C55 | 0.025 |
| Achromatopsia (no color) | #505050 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0B5B45
#0B5B45
oklch(42.1% 0.081 168.4)
- #6D3A55
#6D3A55
oklch(42.1% 0.08 348.1)
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 #0B5B45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.027
- Pine #2B5D34 ΔE 0.032
- Dark Blue Green #005249 ΔE 0.034
- Dark Green Blue #1F6357 ΔE 0.038
- Deep Teal #00555A ΔE 0.046
- Dark Slate Gray #2F4F4F ΔE 0.053
- Dark Teal #014D4E ΔE 0.055
- Petrol #005F6A ΔE 0.059
Use #0B5B45 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.