#224F65
Closest named color: Dark Grey Blue (#29465B). oklch(40.6% 0.061 232.3), rgb(34, 79, 101).
Aa
White text reads best on this color (8.84:1).
About this color
#224F65 is a dark, muted blue. In OKLCH its lightness is 41%, its chroma 0.061 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.029 away. White text reads best on it, at 8.84:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.37:1 |
| White text | 8.84:1 |
Values
| HEX | #224F65 |
| RGB | rgb(34, 79, 101) |
| HSL | hsl(200, 50%, 26%) |
| OKLCH | oklch(40.6% 0.061 232.3) |
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 #224F65 | 8.84:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #224F65 | 2.37:1 | Fails | Lc 13.9 | Not readable |
| #224F65 text on white | 8.84:1 | AAA | Lc 90.1 | Preferred for body text |
| #224F65 text on black | 2.37:1 | Fails | Lc -12.2 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CDDCE4
oklch(88.6% 0.02 230.7)
-
Step 300
300
#AAC5D4
oklch(80.8% 0.036 232.2)
-
Step 400
400
#7CA7BF
oklch(70.6% 0.058 233.1)
-
Step 500
500
#5A91AF
oklch(63% 0.074 233.5)
-
Step 600
600
#3D7B9A
oklch(55.5% 0.08 232.5)
-
Step 700
700
#2F6884
oklch(49.1% 0.074 232.4)
-
Step 800
800 (this color)
#224F65
oklch(40.6% 0.061 232.3)
-
Step 900
900
#254657
oklch(37.7% 0.048 232.5)
-
Step 950
950
#172933
oklch(27% 0.03 233.8)
#224F65 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) | #444E66 | 0.041 |
| Deuteranopia (no green cones) | #3B4765 | 0.036 |
| Tritanopia (no blue cones) | #005556 | 0.041 |
| Achromatopsia (no color) | #4A4A4A | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #224F65
#224F65
oklch(40.6% 0.061 232.3)
- #644029
#644029
oklch(40.8% 0.062 52.8)
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 #224F65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.029
- Deep Teal #00555A ΔE 0.036
- Charcoal #264653 ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.039
- Dark Teal #014D4E ΔE 0.046
- Deep Sea Blue #015482 ΔE 0.048
- Petrol #005F6A ΔE 0.050
- Light Navy #155084 ΔE 0.052
Use #224F65 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.