#211C45
Closest named color: Oxford Blue (#1B263B). oklch(25.7% 0.074 285.5), rgb(33, 28, 69).
Aa
White text reads best on this color (15.94:1).
About this color
#211C45 is a dark, moderately saturated purple. In OKLCH its lightness is 26%, its chroma 0.074 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.041 away. White text reads best on it, at 15.94:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.31:1 |
| White text | 15.94:1 |
Values
| HEX | #211C45 |
| RGB | rgb(33, 28, 69) |
| HSL | hsl(247, 42%, 19%) |
| OKLCH | oklch(25.7% 0.074 285.5) |
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 #211C45 | 15.94:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #211C45 | 1.31:1 | Fails | Lc 0.0 | Not readable |
| #211C45 text on white | 15.94:1 | AAA | Lc 102.8 | Preferred for body text |
| #211C45 text on black | 1.31:1 | 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
#F4F4FD
oklch(97% 0.012 286.2)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D5D5F9
oklch(88.4% 0.049 285.3)
-
Step 300
300
#BBB9F8
oklch(81% 0.088 285.7)
-
Step 400
400
#9992F4
oklch(70.7% 0.141 285.5)
-
Step 500
500
#8273F0
oklch(63% 0.181 285.4)
-
Step 600
600
#6E58DE
oklch(55.6% 0.196 285.6)
-
Step 700
700
#5C47C1
oklch(49.1% 0.182 285.4)
-
Step 800
800
#4B3B9C
oklch(42.7% 0.151 285.6)
-
Step 900
900
#3E347C
oklch(37.7% 0.118 285.6)
-
Step 950
950 (this color)
#211C45
oklch(25.7% 0.074 285.5)
#211C45 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) | #082346 | 0.037 |
| Deuteranopia (no green cones) | #072144 | 0.037 |
| Tritanopia (no blue cones) | #15252D | 0.063 |
| Achromatopsia (no color) | #222222 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #211C45
#211C45
oklch(25.7% 0.074 285.5)
- #272500
#272500
oklch(25.8% 0.055 106.6)
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 #211C45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.041
- Dark Indigo #1F0954 ΔE 0.051
- Dark #1B2431 ΔE 0.051
- Space Cadet #2B2D42 ΔE 0.060
- Dark Purple #35063E ΔE 0.062
- Rich Black #0D1B2A ΔE 0.063
- Navy Blue #001146 ΔE 0.065
- Jet #212529 ΔE 0.067
Use #211C45 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.