#224075
Closest named color: Twilight Blue (#0A437A). oklch(37.8% 0.098 260.9), rgb(34, 64, 117).
Aa
White text reads best on this color (10.20:1).
About this color
#224075 is a dark, moderately saturated blue. In OKLCH its lightness is 38%, its chroma 0.098 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.018 away. White text reads best on it, at 10.20:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #224075 |
| RGB | rgb(34, 64, 117) |
| HSL | hsl(218, 55%, 30%) |
| OKLCH | oklch(37.8% 0.098 260.9) |
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 #224075 | 10.20:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #224075 | 2.05:1 | Fails | Lc 10.5 | Not readable |
| #224075 text on white | 10.20:1 | AAA | Lc 93.4 | Preferred for body text |
| #224075 text on black | 2.05:1 | Fails | Lc -9.1 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF9
oklch(93.5% 0.022 263.2)
-
Step 200
200
#CADAF5
oklch(88.5% 0.041 260.9)
-
Step 300
300
#A6C2F1
oklch(81% 0.073 260.7)
-
Step 400
400
#76A1EA
oklch(70.8% 0.117 260.6)
-
Step 500
500
#5387E3
oklch(63.1% 0.15 261)
-
Step 600
600
#376FD1
oklch(55.7% 0.163 260.7)
-
Step 700
700
#2A5CB5
oklch(49.1% 0.151 260.9)
-
Step 800
800
#244C92
oklch(42.8% 0.124 260.7)
-
Step 900
900 (this color)
#224075
oklch(37.8% 0.098 260.9)
-
Step 950
950
#142644
oklch(27% 0.061 260.1)
#224075 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) | #274577 | 0.017 |
| Deuteranopia (no green cones) | #193D74 | 0.014 |
| Tritanopia (no blue cones) | #004C54 | 0.079 |
| Achromatopsia (no color) | #414141 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #224075
#224075
oklch(37.8% 0.098 260.9)
- #573C00
#573C00
oklch(37.7% 0.078 80.1)
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 #224075, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.018
- Marine Blue #01386A ΔE 0.041
- Cobalt #1E488F ΔE 0.046
- Light Navy #155084 ΔE 0.049
- Dark Grey Blue #29465B ΔE 0.053
- Prussian Blue #1D3557 ΔE 0.059
- Deep Sea Blue #015482 ΔE 0.059
- Dusk Blue #26538D ΔE 0.065
Use #224075 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.