#344653
Closest named color: Charcoal (#264653). oklch(38.4% 0.032 240), rgb(52, 70, 83).
Aa
White text reads best on this color (9.78:1).
About this color
#344653 is a dark, muted blue. In OKLCH its lightness is 38%, its chroma 0.032 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.017 away. White text reads best on it, at 9.78:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.14:1 |
| White text | 9.78:1 |
Values
| HEX | #344653 |
| RGB | rgb(52, 70, 83) |
| HSL | hsl(205, 23%, 26%) |
| OKLCH | oklch(38.4% 0.032 240) |
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 #344653 | 9.78:1 | AAA | Lc -96.8 | Preferred for body text |
| Black text on #344653 | 2.14:1 | Fails | Lc 11.3 | Not readable |
| #344653 text on white | 9.78:1 | AAA | Lc 92.7 | Preferred for body text |
| #344653 text on black | 2.14:1 | Fails | Lc -9.8 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAEE
oklch(93.5% 0.007 247.9)
-
Step 200
200
#D2DAE1
oklch(88.4% 0.013 244.3)
-
Step 300
300
#B3C3CF
oklch(80.9% 0.024 240.2)
-
Step 400
400
#8CA4B6
oklch(70.6% 0.038 240.5)
-
Step 500
500
#6F8EA4
oklch(63.1% 0.048 239.4)
-
Step 600
600
#577890
oklch(55.7% 0.053 240.5)
-
Step 700
700
#47657A
oklch(49.2% 0.049 239.5)
-
Step 800
800
#3A5263
oklch(42.6% 0.041 239.8)
-
Step 900
900 (this color)
#344653
oklch(38.4% 0.032 240)
-
Step 950
950
#1E282F
oklch(27% 0.019 238.9)
#344653 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) | #404654 | 0.018 |
| Deuteranopia (no green cones) | #3C4253 | 0.016 |
| Tritanopia (no blue cones) | #2A494A | 0.025 |
| Achromatopsia (no color) | #444444 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #344653
#344653
oklch(38.4% 0.032 240)
- #504032
#504032
oklch(38.4% 0.032 62.8)
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 #344653, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.017
- Dark Grey Blue #29465B ΔE 0.019
- Charcoal Grey #3C4142 ΔE 0.029
- Dark Slate Gray #2F4F4F ΔE 0.033
- Onyx #343A40 ΔE 0.043
- Dark Teal #014D4E ΔE 0.047
- Dark Blue Grey #1F3B4D ΔE 0.048
- Deep Teal #00555A ΔE 0.055
Use #344653 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.