#2F5747
Closest named color: Dark Slate Gray (#2F4F4F). oklch(42.2% 0.053 166.2), rgb(47, 87, 71).
Aa
White text reads best on this color (8.15:1).
About this color
#2F5747 is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.053 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.034 away. White text reads best on it, at 8.15:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.053) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.57:1 |
| White text | 8.15:1 |
Values
| HEX | #2F5747 |
| RGB | rgb(47, 87, 71) |
| HSL | hsl(156, 30%, 26%) |
| OKLCH | oklch(42.2% 0.053 166.2) |
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 #2F5747 | 8.15:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #2F5747 | 2.57:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #2F5747 text on white | 8.15:1 | AAA | Lc 88.1 | Fine for body text |
| #2F5747 text on black | 2.57:1 | Fails | Lc -14.0 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECE8
oklch(93.7% 0.009 161.3)
-
Step 200
200
#CFDDD6
oklch(88.5% 0.018 164.6)
-
Step 300
300
#AFC7BC
oklch(80.8% 0.03 166.3)
-
Step 400
400
#84AB9A
oklch(70.8% 0.049 166.5)
-
Step 500
500
#639681
oklch(63.1% 0.063 166.6)
-
Step 600
600
#49806A
oklch(55.5% 0.068 166.3)
-
Step 700
700
#3A6C58
oklch(49% 0.064 166)
-
Step 800
800 (this color)
#2F5747
oklch(42.2% 0.053 166.2)
-
Step 900
900
#2B493D
oklch(37.8% 0.042 166.9)
-
Step 950
950
#1A2B23
oklch(27.1% 0.027 163.6)
#2F5747 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) | #555246 | 0.053 |
| Deuteranopia (no green cones) | #4F4D48 | 0.052 |
| Tritanopia (no blue cones) | #235752 | 0.020 |
| Achromatopsia (no color) | #4F4F4F | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F5747
#2F5747
oklch(42.2% 0.053 166.2)
- #634254
#634254
oklch(42.3% 0.053 345.7)
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 #2F5747, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.034
- Dark Blue Green #005249 ΔE 0.037
- Dark Green Blue #1F6357 ΔE 0.039
- Pine #2B5D34 ΔE 0.041
- Deep Teal #00555A ΔE 0.043
- Spruce #0A5F38 ΔE 0.048
- Dark Teal #014D4E ΔE 0.052
- Petrol #005F6A ΔE 0.056
Use #2F5747 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.