#2B5745
Closest named color: Dark Blue Green (#005249). oklch(41.9% 0.058 165.1), rgb(43, 87, 69).
Aa
White text reads best on this color (8.22:1).
About this color
#2B5745 is a dark, muted green. In OKLCH its lightness is 42%, its chroma 0.058 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.034 away. White text reads best on it, at 8.22:1.
| Hue family | Greens |
| Lightness | dark (42%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.55:1 |
| White text | 8.22:1 |
Values
| HEX | #2B5745 |
| RGB | rgb(43, 87, 69) |
| HSL | hsl(155, 34%, 25%) |
| OKLCH | oklch(41.9% 0.058 165.1) |
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 #2B5745 | 8.22:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #2B5745 | 2.55:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #2B5745 text on white | 8.22:1 | AAA | Lc 88.3 | Fine for body text |
| #2B5745 text on black | 2.55:1 | Fails | Lc -13.9 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CEDDD6
oklch(88.4% 0.019 166.3)
-
Step 300
300
#ADC8BB
oklch(80.9% 0.034 164.9)
-
Step 400
400
#81AC98
oklch(70.7% 0.055 164.7)
-
Step 500
500
#60977F
oklch(63.1% 0.069 165)
-
Step 600
600
#448168
oklch(55.5% 0.075 165.2)
-
Step 700
700
#366D57
oklch(49% 0.069 165.5)
-
Step 800
800 (this color)
#2B5745
oklch(41.9% 0.058 165.1)
-
Step 900
900
#29493C
oklch(37.6% 0.044 166.2)
-
Step 950
950
#192B23
oklch(27% 0.028 164.8)
#2B5745 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) | #555244 | 0.057 |
| Deuteranopia (no green cones) | #4F4D46 | 0.055 |
| Tritanopia (no blue cones) | #1D5752 | 0.023 |
| Achromatopsia (no color) | #4F4F4F | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B5745
#2B5745
oklch(41.9% 0.058 165.1)
- #644054
#644054
oklch(42% 0.058 345.5)
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 #2B5745, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.034
- Dark Slate Gray #2F4F4F ΔE 0.036
- Pine #2B5D34 ΔE 0.037
- Dark Green Blue #1F6357 ΔE 0.040
- Deep Teal #00555A ΔE 0.043
- Spruce #0A5F38 ΔE 0.043
- Dark Teal #014D4E ΔE 0.051
- Petrol #005F6A ΔE 0.058
Use #2B5745 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.