#211F49
Closest named color: Oxford Blue (#1B263B). oklch(26.7% 0.076 282.1), rgb(33, 31, 73).
Aa
White text reads best on this color (15.47:1).
About this color
#211F49 is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.076 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.039 away. White text reads best on it, at 15.47:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.35:1 |
| White text | 15.47:1 |
Values
| HEX | #211F49 |
| RGB | rgb(33, 31, 73) |
| HSL | hsl(243, 40%, 20%) |
| OKLCH | oklch(26.7% 0.076 282.1) |
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 #211F49 | 15.47:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #211F49 | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #211F49 text on white | 15.47:1 | AAA | Lc 102.3 | Preferred for body text |
| #211F49 text on black | 1.35:1 | 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
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D3D6FA
oklch(88.5% 0.05 281.6)
-
Step 300
300
#B7BAFA
oklch(80.9% 0.09 282.1)
-
Step 400
400
#9393F7
oklch(70.6% 0.144 282.1)
-
Step 500
500
#7C75F3
oklch(63.1% 0.183 282.3)
-
Step 600
600
#675AE2
oklch(55.7% 0.199 282.1)
-
Step 700
700
#5648C4
oklch(49% 0.185 282.2)
-
Step 800
800
#463C9F
oklch(42.6% 0.154 282.2)
-
Step 900
900
#3A357E
oklch(37.7% 0.12 282.1)
-
Step 950
950 (this color)
#211F49
oklch(26.7% 0.076 282.1)
#211F49 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) | #0A264A | 0.034 |
| Deuteranopia (no green cones) | #072348 | 0.034 |
| Tritanopia (no blue cones) | #122830 | 0.065 |
| Achromatopsia (no color) | #242424 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #211F49
#211F49
oklch(26.7% 0.076 282.1)
- #2B2600
#2B2600
oklch(26.6% 0.056 101.9)
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 #211F49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.039
- Dark #1B2431 ΔE 0.053
- Space Cadet #2B2D42 ΔE 0.054
- Dark Indigo #1F0954 ΔE 0.054
- Marine #042E60 ΔE 0.060
- Jet #212529 ΔE 0.068
- Prussian Blue #1D3557 ΔE 0.068
- Dark Purple #35063E ΔE 0.069
Use #211F49 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.