#224BAC
Closest named color: Sapphire (#2138AB). oklch(44.5% 0.162 263.7), rgb(34, 75, 172).
Aa
White text reads best on this color (7.86:1).
About this color
#224BAC is a dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.162 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Sapphire (#2138AB), ΔE 0.046 away. White text reads best on it, at 7.86:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | vivid (0.162) |
| Temperature | cool |
| Nearest name | Sapphire (#2138AB) |
| Black text | 2.67:1 |
| White text | 7.86:1 |
Values
| HEX | #224BAC |
| RGB | rgb(34, 75, 172) |
| HSL | hsl(222, 67%, 40%) |
| OKLCH | oklch(44.5% 0.162 263.7) |
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 #224BAC | 7.86:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #224BAC | 2.67:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #224BAC text on white | 7.86:1 | AAA | Lc 86.7 | Fine for body text |
| #224BAC text on black | 2.67:1 | Fails | Lc -15.3 | Dividers and decoration only |
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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C7DAFD
oklch(88.5% 0.053 262.7)
-
Step 300
300
#A1C0FF
oklch(80.8% 0.096 264.1)
-
Step 400
400
#6F9DFF
oklch(70.7% 0.152 263.9)
-
Step 500
500
#4A81FD
oklch(63.1% 0.194 263.8)
-
Step 600
600
#2E66EC
oklch(55.5% 0.211 263.7)
-
Step 700
700
#2254CD
oklch(49.1% 0.195 263.7)
-
Step 800
800 (this color)
#224BAC
oklch(44.5% 0.162 263.7)
-
Step 900
900
#1D3C84
oklch(37.8% 0.127 263.8)
-
Step 950
950
#11244D
oklch(27.1% 0.08 263.3)
#224BAC 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) | #0058AF | 0.034 |
| Deuteranopia (no green cones) | #004CAA | 0.017 |
| Tritanopia (no blue cones) | #006374 | 0.126 |
| Achromatopsia (no color) | #525252 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #224BAC
#224BAC
oklch(44.5% 0.162 263.7)
- #6C4E00
#6C4E00
oklch(44.4% 0.091 83)
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 #224BAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sapphire #2138AB ΔE 0.046
- Blue Blue #2242C7 ΔE 0.047
- Cobalt #1E488F ΔE 0.048
- Blueberry #464196 ΔE 0.056
- Dusk Blue #26538D ΔE 0.058
- Majorelle Blue #3F37C9 ΔE 0.066
- Light Navy #155084 ΔE 0.070
- Denim Blue #3B5B92 ΔE 0.071
Use #224BAC 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.