#324B64
Closest named color: Dark Grey Blue (#29465B). oklch(40.4% 0.052 249.2), rgb(50, 75, 100).
Aa
White text reads best on this color (9.02:1).
About this color
#324B64 is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.052 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.024 away. White text reads best on it, at 9.02:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.32:1 |
| White text | 9.02:1 |
Values
| HEX | #324B64 |
| RGB | rgb(50, 75, 100) |
| HSL | hsl(210, 33%, 29%) |
| OKLCH | oklch(40.4% 0.052 249.2) |
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 #324B64 | 9.02:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #324B64 | 2.32:1 | Fails | Lc 13.3 | Not readable |
| #324B64 text on white | 9.02:1 | AAA | Lc 90.7 | Preferred for body text |
| #324B64 text on black | 2.32:1 | Fails | Lc -11.6 | 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 800.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D1DAE4
oklch(88.4% 0.017 250.9)
-
Step 300
300
#B2C3D4
oklch(81% 0.03 248.2)
-
Step 400
400
#8AA4BE
oklch(70.8% 0.048 248.5)
-
Step 500
500
#6C8DAE
oklch(63.1% 0.062 248.8)
-
Step 600
600
#54779A
oklch(55.7% 0.068 249.1)
-
Step 700
700
#446483
oklch(49.2% 0.062 248.4)
-
Step 800
800 (this color)
#324B64
oklch(40.4% 0.052 249.2)
-
Step 900
900
#314357
oklch(37.6% 0.041 251.6)
-
Step 950
950
#1D2833
oklch(27.2% 0.026 248.8)
#324B64 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) | #414C65 | 0.021 |
| Deuteranopia (no green cones) | #3B4764 | 0.016 |
| Tritanopia (no blue cones) | #1C5153 | 0.046 |
| Achromatopsia (no color) | #494949 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #324B64
#324B64
oklch(40.4% 0.052 249.2)
- #5B4428
#5B4428
oklch(40.5% 0.053 70.9)
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 #324B64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.024
- Charcoal #264653 ΔE 0.035
- Dark Slate Gray #2F4F4F ΔE 0.043
- Deep Teal #00555A ΔE 0.052
- Light Navy #155084 ΔE 0.055
- Deep Sea Blue #015482 ΔE 0.056
- YInMn Blue #415A77 ΔE 0.056
- Charcoal Grey #3C4142 ΔE 0.057
Use #324B64 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.