#212441
Closest named color: Oxford Blue (#1B263B). oklch(27.3% 0.054 277.7), rgb(33, 36, 65).
Aa
White text reads best on this color (15.07:1).
About this color
#212441 is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.054 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.017 away. White text reads best on it, at 15.07:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.39:1 |
| White text | 15.07:1 |
Values
| HEX | #212441 |
| RGB | rgb(33, 36, 65) |
| HSL | hsl(234, 33%, 19%) |
| OKLCH | oklch(27.3% 0.054 277.7) |
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 #212441 | 15.07:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #212441 | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #212441 text on white | 15.07:1 | AAA | Lc 101.9 | Preferred for body text |
| #212441 text on black | 1.39:1 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D3D7F1
oklch(88.4% 0.036 278.7)
-
Step 300
300
#B6BDEA
oklch(80.8% 0.064 277.9)
-
Step 400
400
#919AE0
oklch(70.6% 0.103 277.8)
-
Step 500
500
#7780D7
oklch(63.1% 0.13 277.5)
-
Step 600
600
#6168C4
oklch(55.6% 0.141 277.5)
-
Step 700
700
#5156A9
oklch(49.1% 0.131 277.8)
-
Step 800
800
#424789
oklch(42.8% 0.108 277.5)
-
Step 900
900
#373C6E
oklch(37.7% 0.085 277.2)
-
Step 950
950 (this color)
#212441
oklch(27.3% 0.054 277.7)
#212441 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) | #1A2842 | 0.015 |
| Deuteranopia (no green cones) | #172540 | 0.016 |
| Tritanopia (no blue cones) | #162A2F | 0.048 |
| Achromatopsia (no color) | #262626 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #212441
#212441
oklch(27.3% 0.054 277.7)
- #2E2702
#2E2702
oklch(27.3% 0.054 98.3)
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 #212441, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.017
- Dark #1B2431 ΔE 0.033
- Space Cadet #2B2D42 ΔE 0.036
- Jet #212529 ΔE 0.047
- Gunmetal #293241 ΔE 0.050
- Prussian Blue #1D3557 ΔE 0.060
- Rich Black #0D1B2A ΔE 0.061
- Marine #042E60 ΔE 0.063
Use #212441 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.