#222347
Closest named color: Oxford Blue (#1B263B). oklch(27.6% 0.066 280), rgb(34, 35, 71).
Aa
White text reads best on this color (15.00:1).
About this color
#222347 is a dark, muted blue. In OKLCH its lightness is 28%, its chroma 0.066 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.029 away. White text reads best on it, at 15.00:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.39:1 |
| White text | 15.00:1 |
Values
| HEX | #222347 |
| RGB | rgb(34, 35, 71) |
| HSL | hsl(238, 35%, 21%) |
| OKLCH | oklch(27.6% 0.066 280) |
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 #222347 | 15.00:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #222347 | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #222347 text on white | 15.00:1 | AAA | Lc 101.8 | Preferred for body text |
| #222347 text on black | 1.39:1 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D3D7F6
oklch(88.6% 0.043 279.7)
-
Step 300
300
#B6BCF3
oklch(81% 0.078 279.7)
-
Step 400
400
#9297EC
oklch(70.7% 0.124 280.2)
-
Step 500
500
#797BE6
oklch(63.2% 0.158 280.1)
-
Step 600
600
#6361D4
oklch(55.5% 0.172 280)
-
Step 700
700
#5350B8
oklch(49.2% 0.16 280.1)
-
Step 800
800
#434295
oklch(42.7% 0.133 279.7)
-
Step 900
900
#383977
oklch(37.8% 0.103 279.5)
-
Step 950
950 (this color)
#222347
oklch(27.6% 0.066 280)
#222347 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) | #142848 | 0.023 |
| Deuteranopia (no green cones) | #122546 | 0.023 |
| Tritanopia (no blue cones) | #152B31 | 0.058 |
| Achromatopsia (no color) | #272727 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #222347
#222347
oklch(27.6% 0.066 280)
- #2E2800
#2E2800
oklch(27.5% 0.057 100.7)
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 #222347, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.029
- Space Cadet #2B2D42 ΔE 0.040
- Dark #1B2431 ΔE 0.045
- Gunmetal #293241 ΔE 0.056
- Marine #042E60 ΔE 0.057
- Prussian Blue #1D3557 ΔE 0.058
- Jet #212529 ΔE 0.059
- Dark Indigo #1F0954 ΔE 0.068
Use #222347 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.