#2D443C
Closest named color: Charcoal Grey (#3C4142). oklch(36.5% 0.032 170.8), rgb(45, 68, 60).
Aa
White text reads best on this color (10.48:1).
About this color
#2D443C is a dark, muted teal or cyan. In OKLCH its lightness is 36%, its chroma 0.032 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.028 away. White text reads best on it, at 10.48:1.
| Hue family | Teals and cyans |
| Lightness | dark (36%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.00:1 |
| White text | 10.48:1 |
Values
| HEX | #2D443C |
| RGB | rgb(45, 68, 60) |
| HSL | hsl(159, 20%, 22%) |
| OKLCH | oklch(36.5% 0.032 170.8) |
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 #2D443C | 10.48:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #2D443C | 2.00:1 | Fails | Lc 9.6 | Not readable |
| #2D443C text on white | 10.48:1 | AAA | Lc 94.3 | Preferred for body text |
| #2D443C 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
#D1DCD8
oklch(88.5% 0.013 172.3)
-
Step 300
300
#B2C6BE
oklch(80.9% 0.024 169.7)
-
Step 400
400
#89A99D
oklch(70.7% 0.039 170.4)
-
Step 500
500
#6C9385
oklch(63% 0.048 170.6)
-
Step 600
600
#537E6F
oklch(55.7% 0.053 170.4)
-
Step 700
700
#436A5D
oklch(49.1% 0.049 171.2)
-
Step 800
800
#37564C
oklch(42.6% 0.04 172.1)
-
Step 900
900 (this color)
#2D443C
oklch(36.5% 0.032 170.8)
-
Step 950
950
#1C2A25
oklch(27% 0.021 170.6)
#2D443C 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) | #43413C | 0.034 |
| Deuteranopia (no green cones) | #3F3E3D | 0.032 |
| Tritanopia (no blue cones) | #274442 | 0.012 |
| Achromatopsia (no color) | #3F3F3F | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D443C
#2D443C
oklch(36.5% 0.032 170.8)
- #4C3840
#4C3840
oklch(36.6% 0.031 352.9)
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 #2D443C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.028
- Onyx #343A40 ΔE 0.037
- Charcoal #264653 ΔE 0.038
- Dark Slate Gray #2F4F4F ΔE 0.041
- Dark Teal #014D4E ΔE 0.042
- Dark Blue Green #005249 ΔE 0.049
- Evergreen #05472A ΔE 0.051
- Dark Grey Blue #29465B ΔE 0.052
Use #2D443C 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.