#212145
Closest named color: Oxford Blue (#1B263B). oklch(26.8% 0.066 281), rgb(33, 33, 69).
Aa
White text reads best on this color (15.34:1).
About this color
#212145 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.066 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.029 away. White text reads best on it, at 15.34:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.36:1 |
| White text | 15.34:1 |
Values
| HEX | #212145 |
| RGB | rgb(33, 33, 69) |
| HSL | hsl(240, 35%, 20%) |
| OKLCH | oklch(26.8% 0.066 281) |
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 #212145 | 15.34:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #212145 | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #212145 text on white | 15.34:1 | AAA | Lc 102.2 | Preferred for body text |
| #212145 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D3D6F6
oklch(88.4% 0.044 281.2)
-
Step 300
300
#B7BBF2
oklch(80.8% 0.078 281.3)
-
Step 400
400
#9396EC
oklch(70.6% 0.125 281.2)
-
Step 500
500
#7B7AE6
oklch(63.1% 0.159 281.3)
-
Step 600
600
#6560D4
oklch(55.5% 0.173 281.1)
-
Step 700
700
#544FB8
oklch(49.1% 0.161 280.8)
-
Step 800
800
#454195
oklch(42.7% 0.134 281.2)
-
Step 900
900
#393877
oklch(37.7% 0.105 280.8)
-
Step 950
950 (this color)
#212145
oklch(26.8% 0.066 281)
#212145 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) | #122646 | 0.025 |
| Deuteranopia (no green cones) | #102444 | 0.025 |
| Tritanopia (no blue cones) | #15292F | 0.058 |
| Achromatopsia (no color) | #252525 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #212145
#212145
oklch(26.8% 0.066 281)
- #2C2600
#2C2600
oklch(26.7% 0.056 100.3)
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 #212145, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.029
- Dark #1B2431 ΔE 0.043
- Space Cadet #2B2D42 ΔE 0.046
- Jet #212529 ΔE 0.058
- Gunmetal #293241 ΔE 0.061
- Marine #042E60 ΔE 0.062
- Dark Indigo #1F0954 ΔE 0.064
- Rich Black #0D1B2A ΔE 0.064
Use #212145 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.