#022043
Closest named color: Oxford Blue (#1B263B). oklch(24.5% 0.075 254.5), rgb(2, 32, 67).
Aa
White text reads best on this color (16.27:1).
About this color
#022043 is a very dark, moderately saturated blue. In OKLCH its lightness is 25%, its chroma 0.075 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.041 away. White text reads best on it, at 16.27:1.
| Hue family | Blues |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.29:1 |
| White text | 16.27:1 |
Values
| HEX | #022043 |
| RGB | rgb(2, 32, 67) |
| HSL | hsl(212, 94%, 14%) |
| OKLCH | oklch(24.5% 0.075 254.5) |
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 #022043 | 16.27:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #022043 | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #022043 text on white | 16.27:1 | AAA | Lc 102.9 | Preferred for body text |
| #022043 text on black | 1.29:1 | 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
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DFEBFB
oklch(93.6% 0.025 255.6)
-
Step 200
200
#C4DBFA
oklch(88.4% 0.05 255.9)
-
Step 300
300
#99C4FA
oklch(80.9% 0.09 254.4)
-
Step 400
400
#5EA3F7
oklch(70.7% 0.142 254.4)
-
Step 500
500
#2889F4
oklch(63.2% 0.182 254.5)
-
Step 600
600
#0071D9
oklch(55.6% 0.181 254.6)
-
Step 700
700
#005FB8
oklch(49.1% 0.16 254.6)
-
Step 800
800
#004D98
oklch(42.6% 0.139 254.8)
-
Step 900
900
#04417E
oklch(37.8% 0.118 254.3)
-
Step 950
950 (this color)
#022043
oklch(24.5% 0.075 254.5)
#022043 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) | #0C2344 | 0.015 |
| Deuteranopia (no green cones) | #001D42 | 0.011 |
| Tritanopia (no blue cones) | #00282E | 0.054 |
| Achromatopsia (no color) | #202020 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #022043
#022043
oklch(24.5% 0.075 254.5)
- #2F1C00
#2F1C00
oklch(24.5% 0.052 73.9)
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 #022043, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.041
- Navy Blue #001146 ΔE 0.046
- Rich Black #0D1B2A ΔE 0.048
- Dark #1B2431 ΔE 0.049
- Marine #042E60 ΔE 0.066
- Jet #212529 ΔE 0.068
- Dark Indigo #1F0954 ΔE 0.070
- Night Blue #040348 ΔE 0.074
Use #022043 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.