#243B2B
Closest named color: Pakistan Green (#283618). oklch(32.8% 0.041 153.4), rgb(36, 59, 43).
Aa
White text reads best on this color (12.10:1).
About this color
#243B2B is a dark, muted green. In OKLCH its lightness is 33%, its chroma 0.041 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pakistan Green (#283618), ΔE 0.028 away. White text reads best on it, at 12.10:1.
| Hue family | Greens |
| Lightness | dark (33%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Pakistan Green (#283618) |
| Black text | 1.73:1 |
| White text | 12.10:1 |
Values
| HEX | #243B2B |
| RGB | rgb(36, 59, 43) |
| HSL | hsl(138, 24%, 19%) |
| OKLCH | oklch(32.8% 0.041 153.4) |
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 #243B2B | 12.10:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #243B2B | 1.73:1 | Fails | Lc 0.0 | Not readable |
| #243B2B text on white | 12.10:1 | AAA | Lc 97.6 | Preferred for body text |
| #243B2B text on black | 1.73:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E6ECE7
oklch(93.7% 0.009 150.7)
-
Step 200
200
#D1DDD4
oklch(88.6% 0.018 153.5)
-
Step 300
300
#B2C7B8
oklch(80.9% 0.031 154.6)
-
Step 400
400
#8AAA93
oklch(70.7% 0.048 153.8)
-
Step 500
500
#6C9578
oklch(63.1% 0.063 153.5)
-
Step 600
600
#537F61
oklch(55.6% 0.067 153.9)
-
Step 700
700
#446B50
oklch(49% 0.062 153.4)
-
Step 800
800
#385742
oklch(42.6% 0.051 154.1)
-
Step 900
900 (this color)
#243B2B
oklch(32.8% 0.041 153.4)
-
Step 950
950
#1D2A21
oklch(27% 0.024 154.3)
#243B2B 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) | #3B372A | 0.036 |
| Deuteranopia (no green cones) | #37352C | 0.035 |
| Tritanopia (no blue cones) | #203A37 | 0.022 |
| Achromatopsia (no color) | #363636 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #243B2B
#243B2B
oklch(32.8% 0.041 153.4)
- #422D3E
#422D3E
oklch(32.9% 0.041 333.4)
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 #243B2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pakistan Green #283618 ΔE 0.028
- Evergreen #05472A ΔE 0.046
- Onyx #343A40 ΔE 0.047
- Dark Olive #373E02 ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.057
- Pine Green #0A481E ΔE 0.058
- Gunmetal #293241 ΔE 0.058
- Dark Blue Grey #1F3B4D ΔE 0.060
Use #243B2B 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.