#2B4B3D
Closest named color: Dark Slate Gray (#2F4F4F). oklch(38.3% 0.045 164.6), rgb(43, 75, 61).
Aa
White text reads best on this color (9.64:1).
About this color
#2B4B3D is a dark, muted green. In OKLCH its lightness is 38%, its chroma 0.045 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.031 away. White text reads best on it, at 9.64:1.
| Hue family | Greens |
| Lightness | dark (38%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.17:1 |
| White text | 9.64:1 |
Values
| HEX | #2B4B3D |
| RGB | rgb(43, 75, 61) |
| HSL | hsl(154, 27%, 23%) |
| OKLCH | oklch(38.3% 0.045 164.6) |
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 #2B4B3D | 9.64:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #2B4B3D | 2.17:1 | Fails | Lc 11.7 | Not readable |
| #2B4B3D text on white | 9.64:1 | AAA | Lc 92.3 | Preferred for body text |
| #2B4B3D text on black | 2.17:1 | Fails | Lc -10.1 | 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
#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
#458168
oklch(55.5% 0.075 164.9)
-
Step 700
700
#366D56
oklch(49% 0.07 164.4)
-
Step 800
800
#2E5947
oklch(42.7% 0.057 164.8)
-
Step 900
900 (this color)
#2B4B3D
oklch(38.3% 0.045 164.6)
-
Step 950
950
#192B23
oklch(27% 0.028 164.8)
#2B4B3D 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) | #4A473C | 0.045 |
| Deuteranopia (no green cones) | #45433E | 0.044 |
| Tritanopia (no blue cones) | #234B47 | 0.018 |
| Achromatopsia (no color) | #454545 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B4B3D
#2B4B3D
oklch(38.3% 0.045 164.6)
- #553A49
#553A49
oklch(38.5% 0.044 345)
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 #2B4B3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.031
- Dark Blue Green #005249 ΔE 0.032
- Dark Teal #014D4E ΔE 0.035
- Charcoal Grey #3C4142 ΔE 0.043
- Charcoal #264653 ΔE 0.046
- Evergreen #05472A ΔE 0.047
- Deep Teal #00555A ΔE 0.050
- Pine Green #0A481E ΔE 0.059
Use #2B4B3D 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.