#2D443B
Closest named color: Charcoal Grey (#3C4142). oklch(36.4% 0.033 168.2), rgb(45, 68, 59).
Aa
White text reads best on this color (10.49:1).
About this color
#2D443B is a dark, muted green. In OKLCH its lightness is 36%, its chroma 0.033 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.029 away. White text reads best on it, at 10.49:1.
| Hue family | Greens |
| Lightness | dark (36%) |
| Chroma | muted (0.033) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #2D443B |
| RGB | rgb(45, 68, 59) |
| HSL | hsl(157, 20%, 22%) |
| OKLCH | oklch(36.4% 0.033 168.2) |
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 #2D443B | 10.49:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #2D443B | 2.00:1 | Fails | Lc 9.6 | Not readable |
| #2D443B text on white | 10.49:1 | AAA | Lc 94.3 | Preferred for body text |
| #2D443B text on black | 2.00:1 | Fails | Lc -8.3 | 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 900.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E6EBE9
oklch(93.6% 0.006 170.4)
-
Step 200
200
#D1DCD7
oklch(88.5% 0.014 167.1)
-
Step 300
300
#B2C6BE
oklch(80.9% 0.024 169.7)
-
Step 400
400
#8AA99C
oklch(70.8% 0.039 167.9)
-
Step 500
500
#6C9484
oklch(63.2% 0.05 168.1)
-
Step 600
600
#537E6D
oklch(55.6% 0.055 167.6)
-
Step 700
700
#436A5B
oklch(49% 0.051 168.1)
-
Step 800
800
#38574B
oklch(42.9% 0.042 168.1)
-
Step 900
900 (this color)
#2D443B
oklch(36.4% 0.033 168.2)
-
Step 950
950
#1D2A24
oklch(27.1% 0.021 164.8)
#2D443B 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) | #43413B | 0.034 |
| Deuteranopia (no green cones) | #3F3E3C | 0.033 |
| Tritanopia (no blue cones) | #274441 | 0.012 |
| Achromatopsia (no color) | #3F3F3F | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D443B
#2D443B
oklch(36.4% 0.033 168.2)
- #4C3741
#4C3741
oklch(36.4% 0.034 348.7)
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 #2D443B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.029
- Onyx #343A40 ΔE 0.038
- Charcoal #264653 ΔE 0.040
- Dark Teal #014D4E ΔE 0.042
- Dark Slate Gray #2F4F4F ΔE 0.042
- Dark Blue Green #005249 ΔE 0.049
- Evergreen #05472A ΔE 0.050
- Dark Blue Grey #1F3B4D ΔE 0.054
Use #2D443B 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.