#22233A
Closest named color: Oxford Blue (#1B263B). oklch(26.7% 0.043 281.2), rgb(34, 35, 58).
Aa
White text reads best on this color (15.33:1).
About this color
#22233A is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.043 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.014 away. White text reads best on it, at 15.33:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.36:1 |
| White text | 15.33:1 |
Values
| HEX | #22233A |
| RGB | rgb(34, 35, 58) |
| HSL | hsl(238, 26%, 18%) |
| OKLCH | oklch(26.7% 0.043 281.2) |
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 #22233A | 15.33:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #22233A | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #22233A text on white | 15.33:1 | AAA | Lc 102.2 | Preferred for body text |
| #22233A text on black | 1.36:1 | 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
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D5D7EC
oklch(88.4% 0.029 281.5)
-
Step 300
300
#BABDE1
oklch(80.8% 0.051 281.4)
-
Step 400
400
#979BD2
oklch(70.7% 0.08 280.9)
-
Step 500
500
#7F82C7
oklch(63.2% 0.103 281.1)
-
Step 600
600
#686AB3
oklch(55.5% 0.112 280.9)
-
Step 700
700
#57589A
oklch(49.1% 0.104 281.2)
-
Step 800
800
#47487D
oklch(42.6% 0.087 281.2)
-
Step 900
900
#3B3D64
oklch(37.7% 0.066 280.5)
-
Step 950
950 (this color)
#22233A
oklch(26.7% 0.043 281.2)
#22233A 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) | #1C263B | 0.013 |
| Deuteranopia (no green cones) | #1B2439 | 0.012 |
| Tritanopia (no blue cones) | #1B272B | 0.038 |
| Achromatopsia (no color) | #252525 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #22233A
#22233A
oklch(26.7% 0.043 281.2)
- #2A260B
#2A260B
oklch(26.6% 0.043 100.9)
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 #22233A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.014
- Dark #1B2431 ΔE 0.022
- Jet #212529 ΔE 0.035
- Space Cadet #2B2D42 ΔE 0.038
- Gunmetal #293241 ΔE 0.052
- Rich Black #0D1B2A ΔE 0.054
- Prussian Blue #1D3557 ΔE 0.070
- Marine #042E60 ΔE 0.075
Use #22233A 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.