#324C56
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40% 0.036 224), rgb(50, 76, 86).
Aa
White text reads best on this color (9.11:1).
About this color
#324C56 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.036 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.018 away. White text reads best on it, at 9.11:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.30:1 |
| White text | 9.11:1 |
Values
| HEX | #324C56 |
| RGB | rgb(50, 76, 86) |
| HSL | hsl(197, 26%, 27%) |
| OKLCH | oklch(40% 0.036 224) |
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 #324C56 | 9.11:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #324C56 | 2.30:1 | Fails | Lc 13.0 | Not readable |
| #324C56 text on white | 9.11:1 | AAA | Lc 90.9 | Preferred for body text |
| #324C56 text on black | 2.30:1 | Fails | Lc -11.4 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#CFDBE0
oklch(88.4% 0.015 224.5)
-
Step 300
300
#AFC5CE
oklch(81% 0.027 224.3)
-
Step 400
400
#84A7B5
oklch(70.7% 0.043 224.3)
-
Step 500
500
#6591A2
oklch(63.1% 0.054 224)
-
Step 600
600
#4B7B8D
oklch(55.6% 0.059 223.9)
-
Step 700
700
#3C6878
oklch(49.2% 0.055 223.4)
-
Step 800
800
#325562
oklch(42.8% 0.046 223.8)
-
Step 900
900 (this color)
#324C56
oklch(40% 0.036 224)
-
Step 950
950
#1A292F
oklch(27% 0.023 224.8)
#324C56 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) | #464B57 | 0.028 |
| Deuteranopia (no green cones) | #414656 | 0.027 |
| Tritanopia (no blue cones) | #244F4F | 0.024 |
| Achromatopsia (no color) | #484848 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #324C56
#324C56
oklch(40% 0.036 224)
- #584238
#584238
oklch(40% 0.035 45.6)
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 #324C56, 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 #264653 ΔE 0.026
- Dark Grey Blue #29465B ΔE 0.027
- Deep Teal #00555A ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.041
- Dark Teal #014D4E ΔE 0.041
- Dark Blue Green #005249 ΔE 0.050
- Onyx #343A40 ΔE 0.060
Use #324C56 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.