#22253D
Closest named color: Oxford Blue (#1B263B). oklch(27.4% 0.045 277.6), rgb(34, 37, 61).
Aa
White text reads best on this color (14.99:1).
About this color
#22253D is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.045 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.012 away. White text reads best on it, at 14.99:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.40:1 |
| White text | 14.99:1 |
Values
| HEX | #22253D |
| RGB | rgb(34, 37, 61) |
| HSL | hsl(233, 28%, 19%) |
| OKLCH | oklch(27.4% 0.045 277.6) |
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 #22253D | 14.99:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #22253D | 1.40:1 | Fails | Lc 0.0 | Not readable |
| #22253D text on white | 14.99:1 | AAA | Lc 101.8 | Preferred for body text |
| #22253D text on black | 1.40:1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D4D8ED
oklch(88.6% 0.029 277.2)
-
Step 300
300
#B8BEE3
oklch(80.9% 0.053 277.9)
-
Step 400
400
#939CD5
oklch(70.7% 0.084 277.1)
-
Step 500
500
#7A82CA
oklch(63% 0.108 278)
-
Step 600
600
#636BB7
oklch(55.6% 0.118 277.3)
-
Step 700
700
#52599D
oklch(49.1% 0.108 277.2)
-
Step 800
800
#434980
oklch(42.7% 0.091 277.1)
-
Step 900
900
#393D67
oklch(37.7% 0.072 278.2)
-
Step 950
950 (this color)
#22253D
oklch(27.4% 0.045 277.6)
#22253D 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) | #1D283E | 0.012 |
| Deuteranopia (no green cones) | #1B263C | 0.012 |
| Tritanopia (no blue cones) | #1A2A2E | 0.040 |
| Achromatopsia (no color) | #272727 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #22253D
#22253D
oklch(27.4% 0.045 277.6)
- #2D270B
#2D270B
oklch(27.2% 0.044 97.2)
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 #22253D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.012
- Dark #1B2431 ΔE 0.026
- Space Cadet #2B2D42 ΔE 0.032
- Jet #212529 ΔE 0.038
- Gunmetal #293241 ΔE 0.046
- Rich Black #0D1B2A ΔE 0.060
- Prussian Blue #1D3557 ΔE 0.062
- Marine #042E60 ΔE 0.069
Use #22253D 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.