#222758
Closest named color: Marine (#042E60). oklch(29.8% 0.087 275.4), rgb(34, 39, 88).
Aa
White text reads best on this color (14.00:1).
About this color
#222758 is a dark, moderately saturated blue. In OKLCH its lightness is 30%, its chroma 0.087 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.035 away. White text reads best on it, at 14.00:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.49:1 |
| White text | 14.00:1 |
Values
| HEX | #222758 |
| RGB | rgb(34, 39, 88) |
| HSL | hsl(234, 44%, 24%) |
| OKLCH | oklch(29.8% 0.087 275.4) |
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 #222758 | 14.00:1 | AAA | Lc -103.5 | Preferred for body text |
| Black text on #222758 | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #222758 text on white | 14.00:1 | AAA | Lc 100.5 | Preferred for body text |
| #222758 text on black | 1.49:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E4E9FE
oklch(93.7% 0.029 275.2)
-
Step 200
200
#CED7FF
oklch(88.5% 0.056 275.2)
-
Step 300
300
#AFBCFF
oklch(80.9% 0.096 275.6)
-
Step 400
400
#8696FF
oklch(70.7% 0.154 275.2)
-
Step 500
500
#6B77FF
oklch(63.1% 0.199 275.3)
-
Step 600
600
#5557F6
oklch(55.5% 0.231 275.3)
-
Step 700
700
#4746D6
oklch(49.2% 0.214 275.5)
-
Step 800
800
#393BAD
oklch(42.7% 0.177 275.1)
-
Step 900
900
#303489
oklch(37.6% 0.139 275.4)
-
Step 950
950 (this color)
#222758
oklch(29.8% 0.087 275.4)
#222758 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) | #0C2E5A | 0.029 |
| Deuteranopia (no green cones) | #042A57 | 0.032 |
| Tritanopia (no blue cones) | #04323B | 0.077 |
| Achromatopsia (no color) | #2C2C2C | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #222758
#222758
oklch(29.8% 0.087 275.4)
- #372D00
#372D00
oklch(29.9% 0.062 95.8)
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 #222758, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.035
- Prussian Blue #1D3557 ΔE 0.043
- Space Cadet #2B2D42 ΔE 0.050
- Oxford Blue #1B263B ΔE 0.055
- Midnight Blue #191970 ΔE 0.057
- Marine Blue #01386A ΔE 0.058
- Gunmetal #293241 ΔE 0.062
- Dark Blue Grey #1F3B4D ΔE 0.071
Use #222758 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.