#212149
Closest named color: Oxford Blue (#1B263B). oklch(27.2% 0.072 280.4), rgb(33, 33, 73).
Aa
White text reads best on this color (15.23:1).
About this color
#212149 is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.072 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.035 away. White text reads best on it, at 15.23:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.37:1 |
| White text | 15.23:1 |
Values
| HEX | #212149 |
| RGB | rgb(33, 33, 73) |
| HSL | hsl(240, 38%, 21%) |
| OKLCH | oklch(27.2% 0.072 280.4) |
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 #212149 | 15.23:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #212149 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #212149 text on white | 15.23:1 | AAA | Lc 102.0 | Preferred for body text |
| #212149 text on black | 1.37:1 | 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
#E6E8FB
oklch(93.5% 0.026 281.1)
-
Step 200
200
#D3D6F9
oklch(88.5% 0.048 281.5)
-
Step 300
300
#B6BBF8
oklch(81% 0.086 280.6)
-
Step 400
400
#9195F4
oklch(70.7% 0.138 280.4)
-
Step 500
500
#7978F0
oklch(63.2% 0.175 280.5)
-
Step 600
600
#635DDE
oklch(55.6% 0.191 280.3)
-
Step 700
700
#534CC1
oklch(49.2% 0.177 280.4)
-
Step 800
800
#443F9C
oklch(42.8% 0.147 280.6)
-
Step 900
900
#38377C
oklch(37.8% 0.114 280.1)
-
Step 950
950 (this color)
#212149
oklch(27.2% 0.072 280.4)
#212149 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) | #0F274A | 0.028 |
| Deuteranopia (no green cones) | #0B2448 | 0.030 |
| Tritanopia (no blue cones) | #122A31 | 0.064 |
| Achromatopsia (no color) | #252525 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #212149
#212149
oklch(27.2% 0.072 280.4)
- #2D2700
#2D2700
oklch(27.1% 0.056 100.5)
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 #212149, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.035
- Space Cadet #2B2D42 ΔE 0.048
- Dark #1B2431 ΔE 0.050
- Marine #042E60 ΔE 0.057
- Dark Indigo #1F0954 ΔE 0.060
- Prussian Blue #1D3557 ΔE 0.063
- Gunmetal #293241 ΔE 0.063
- Jet #212529 ΔE 0.065
Use #212149 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.