#022243
Closest named color: Oxford Blue (#1B263B). oklch(25.1% 0.072 252.5), rgb(2, 34, 67).
Aa
White text reads best on this color (16.00:1).
About this color
#022243 is a dark, moderately saturated blue. In OKLCH its lightness is 25%, its chroma 0.072 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.037 away. White text reads best on it, at 16.00:1.
| Hue family | Blues |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.31:1 |
| White text | 16.00:1 |
Values
| HEX | #022243 |
| RGB | rgb(2, 34, 67) |
| HSL | hsl(210, 94%, 14%) |
| OKLCH | oklch(25.1% 0.072 252.5) |
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 #022243 | 16.00:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #022243 | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #022243 text on white | 16.00:1 | AAA | Lc 102.6 | Preferred for body text |
| #022243 text on black | 1.31:1 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DEEBFB
oklch(93.5% 0.026 253.6)
-
Step 200
200
#C3DCF9
oklch(88.5% 0.048 252.2)
-
Step 300
300
#99C5F7
oklch(81% 0.085 252.1)
-
Step 400
400
#5DA4F3
oklch(70.7% 0.137 252.5)
-
Step 500
500
#238BEF
oklch(63.2% 0.175 252.4)
-
Step 600
600
#0073D2
oklch(55.5% 0.17 252.7)
-
Step 700
700
#0061B2
oklch(49.2% 0.149 252.5)
-
Step 800
800
#004F93
oklch(42.7% 0.13 252.6)
-
Step 900
900
#00427C
oklch(37.8% 0.114 252.4)
-
Step 950
950 (this color)
#022243
oklch(25.1% 0.072 252.5)
#022243 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) | #112544 | 0.019 |
| Deuteranopia (no green cones) | #041F42 | 0.010 |
| Tritanopia (no blue cones) | #002A2F | 0.053 |
| Achromatopsia (no color) | #222222 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #022243
#022243
oklch(25.1% 0.072 252.5)
- #311D00
#311D00
oklch(25.1% 0.053 73.1)
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 #022243, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.037
- Dark #1B2431 ΔE 0.045
- Rich Black #0D1B2A ΔE 0.049
- Navy Blue #001146 ΔE 0.052
- Marine #042E60 ΔE 0.063
- Jet #212529 ΔE 0.064
- Space Cadet #2B2D42 ΔE 0.069
- Dark Indigo #1F0954 ΔE 0.074
Use #022243 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.