#2D5547
Closest named color: Dark Slate Gray (#2F4F4F). oklch(41.5% 0.052 169.1), rgb(45, 85, 71).
Aa
White text reads best on this color (8.39:1).
About this color
#2D5547 is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.052 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.028 away. White text reads best on it, at 8.39:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.052) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.50:1 |
| White text | 8.39:1 |
Values
| HEX | #2D5547 |
| RGB | rgb(45, 85, 71) |
| HSL | hsl(159, 31%, 25%) |
| OKLCH | oklch(41.5% 0.052 169.1) |
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 #2D5547 | 8.39:1 | AAA | Lc -93.4 | Preferred for body text |
| Black text on #2D5547 | 2.50:1 | Fails | Lc 15.2 | Dividers and decoration only |
| #2D5547 text on white | 8.39:1 | AAA | Lc 88.8 | Fine for body text |
| #2D5547 text on black | 2.50:1 | Fails | Lc -13.4 | 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
#E5ECE9
oklch(93.7% 0.008 168.7)
-
Step 200
200
#CFDDD7
oklch(88.5% 0.017 168.4)
-
Step 300
300
#AFC7BD
oklch(80.9% 0.03 168.6)
-
Step 400
400
#83AB9B
oklch(70.7% 0.049 168.4)
-
Step 500
500
#639683
oklch(63.1% 0.062 168.9)
-
Step 600
600
#49806D
oklch(55.6% 0.066 169.6)
-
Step 700
700
#3A6C5B
oklch(49.1% 0.061 169.7)
-
Step 800
800 (this color)
#2D5547
oklch(41.5% 0.052 169.1)
-
Step 900
900
#2B493E
oklch(37.8% 0.041 168.9)
-
Step 950
950
#1A2B24
oklch(27.1% 0.026 166.8)
#2D5547 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) | #535046 | 0.053 |
| Deuteranopia (no green cones) | #4D4C48 | 0.050 |
| Tritanopia (no blue cones) | #205551 | 0.019 |
| Achromatopsia (no color) | #4D4D4D | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D5547
#2D5547
oklch(41.5% 0.052 169.1)
- #614050
#614050
oklch(41.5% 0.052 349)
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 #2D5547, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.028
- Dark Blue Green #005249 ΔE 0.032
- Deep Teal #00555A ΔE 0.039
- Dark Green Blue #1F6357 ΔE 0.044
- Pine #2B5D34 ΔE 0.045
- Dark Teal #014D4E ΔE 0.046
- Spruce #0A5F38 ΔE 0.052
- Petrol #005F6A ΔE 0.057
Use #2D5547 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.