#022B40
Closest named color: Oxford Blue (#1B263B). oklch(27.4% 0.058 237), rgb(2, 43, 64).
Aa
White text reads best on this color (14.76:1).
About this color
#022B40 is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.058 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.027 away. White text reads best on it, at 14.76:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.42:1 |
| White text | 14.76:1 |
Values
| HEX | #022B40 |
| RGB | rgb(2, 43, 64) |
| HSL | hsl(200, 94%, 13%) |
| OKLCH | oklch(27.4% 0.058 237) |
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 #022B40 | 14.76:1 | AAA | Lc -104.2 | Preferred for body text |
| Black text on #022B40 | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #022B40 text on white | 14.76:1 | AAA | Lc 101.3 | Preferred for body text |
| #022B40 text on black | 1.42:1 | 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
#F0F7FB
oklch(97.2% 0.009 232.4)
-
Step 100
100
#DEECF6
oklch(93.6% 0.02 238.7)
-
Step 200
200
#C2DEF0
oklch(88.6% 0.039 236.1)
-
Step 300
300
#97C8E8
oklch(80.9% 0.068 237.3)
-
Step 400
400
#56AADC
oklch(70.6% 0.11 237.3)
-
Step 500
500
#0094D2
oklch(63.2% 0.138 237.1)
-
Step 600
600
#007CB1
oklch(55.6% 0.122 237.2)
-
Step 700
700
#006895
oklch(49% 0.107 237)
-
Step 800
800
#00557B
oklch(42.6% 0.093 237.2)
-
Step 900
900
#004767
oklch(37.7% 0.082 236.6)
-
Step 950
950 (this color)
#022B40
oklch(27.4% 0.058 237)
#022B40 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) | #212B41 | 0.033 |
| Deuteranopia (no green cones) | #182540 | 0.027 |
| Tritanopia (no blue cones) | #003032 | 0.036 |
| Achromatopsia (no color) | #282828 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #022B40
#022B40
oklch(27.4% 0.058 237)
- #3C1F06
#3C1F06
oklch(27.4% 0.058 57.5)
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 #022B40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.027
- Dark #1B2431 ΔE 0.037
- Jet #212529 ΔE 0.050
- Space Cadet #2B2D42 ΔE 0.050
- Gunmetal #293241 ΔE 0.053
- Midnight Green #073B4C ΔE 0.056
- Marine #042E60 ΔE 0.059
- Prussian Blue #1D3557 ΔE 0.059
Use #022B40 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.