#224B70
Closest named color: Light Navy (#155084). oklch(40.2% 0.078 248.2), rgb(34, 75, 112).
Aa
White text reads best on this color (9.09:1).
About this color
#224B70 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.078 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.034 away. White text reads best on it, at 9.09:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.30:1 |
| White text | 9.09:1 |
Values
| HEX | #224B70 |
| RGB | rgb(34, 75, 112) |
| HSL | hsl(208, 53%, 29%) |
| OKLCH | oklch(40.2% 0.078 248.2) |
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 #224B70 | 9.09:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #224B70 | 2.30:1 | Fails | Lc 13.2 | Not readable |
| #224B70 text on white | 9.09:1 | AAA | Lc 90.7 | Preferred for body text |
| #224B70 text on black | 2.30:1 | 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 900.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C9DCEE
oklch(88.6% 0.032 246.7)
-
Step 300
300
#A4C5E5
oklch(81% 0.058 247.7)
-
Step 400
400
#71A6D8
oklch(70.8% 0.093 247.8)
-
Step 500
500
#498ECE
oklch(63% 0.12 248.7)
-
Step 600
600
#2777BB
oklch(55.5% 0.13 248.6)
-
Step 700
700
#1864A1
oklch(49.1% 0.12 248.2)
-
Step 800
800
#185283
oklch(42.8% 0.1 248.5)
-
Step 900
900 (this color)
#224B70
oklch(40.2% 0.078 248.2)
-
Step 950
950
#11283D
oklch(26.9% 0.049 248.1)
#224B70 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) | #3B4C72 | 0.030 |
| Deuteranopia (no green cones) | #30456F | 0.022 |
| Tritanopia (no blue cones) | #005458 | 0.060 |
| Achromatopsia (no color) | #484848 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #224B70
#224B70
oklch(40.2% 0.078 248.2)
- #633F11
#633F11
oklch(40.1% 0.077 68.1)
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 #224B70, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.034
- Dark Grey Blue #29465B ΔE 0.035
- Deep Sea Blue #015482 ΔE 0.037
- Twilight Blue #0A437A ΔE 0.038
- Charcoal #264653 ΔE 0.049
- Dusk Blue #26538D ΔE 0.051
- Cobalt #1E488F ΔE 0.055
- Light Navy Blue #2E5A88 ΔE 0.058
Use #224B70 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.