#334A46
Closest named color: Dark Slate Gray (#2F4F4F). oklch(38.9% 0.029 182.8), rgb(51, 74, 70).
Aa
White text reads best on this color (9.50:1).
About this color
#334A46 is a dark close to neutral grey. In OKLCH its lightness is 39%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.018 away. White text reads best on it, at 9.50:1.
| Hue family | Neutrals |
| Lightness | dark (39%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.20:1 |
| White text | 9.50:1 |
Values
| HEX | #334A46 |
| RGB | rgb(51, 74, 70) |
| HSL | hsl(170, 18%, 25%) |
| OKLCH | oklch(38.9% 0.029 182.8) |
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 #334A46 | 9.50:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #334A46 | 2.20:1 | Fails | Lc 12.0 | Not readable |
| #334A46 text on white | 9.50:1 | AAA | Lc 92.0 | Preferred for body text |
| #334A46 text on black | 2.20:1 | Fails | Lc -10.4 | 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
#E5EBEA
oklch(93.5% 0.007 185.3)
-
Step 200
200
#D1DCDA
oklch(88.6% 0.012 184)
-
Step 300
300
#B2C5C2
oklch(80.8% 0.021 185.4)
-
Step 400
400
#89A8A2
oklch(70.6% 0.035 182.2)
-
Step 500
500
#6B938C
oklch(63.2% 0.045 182.8)
-
Step 600
600
#527D76
oklch(55.6% 0.049 183.2)
-
Step 700
700
#436963
oklch(49% 0.044 183.5)
-
Step 800
800
#375651
oklch(42.7% 0.038 183.3)
-
Step 900
900 (this color)
#334A46
oklch(38.9% 0.029 182.8)
-
Step 950
950
#1C2927
oklch(26.8% 0.018 184.5)
#334A46 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) | #484746 | 0.032 |
| Deuteranopia (no green cones) | #444446 | 0.030 |
| Tritanopia (no blue cones) | #2C4B49 | 0.009 |
| Achromatopsia (no color) | #464646 | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334A46
#334A46
oklch(38.9% 0.029 182.8)
- #533E43
#533E43
oklch(38.8% 0.03 2.8)
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 #334A46, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.018
- Charcoal Grey #3C4142 ΔE 0.029
- Charcoal #264653 ΔE 0.033
- Dark Teal #014D4E ΔE 0.038
- Dark Blue Green #005249 ΔE 0.041
- Dark Grey Blue #29465B ΔE 0.044
- Deep Teal #00555A ΔE 0.048
- Onyx #343A40 ΔE 0.051
Use #334A46 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.