#211A3A
Closest named color: Oxford Blue (#1B263B). oklch(24.4% 0.059 291.4), rgb(33, 26, 58).
Aa
White text reads best on this color (16.48:1).
About this color
#211A3A is a very dark, muted purple. In OKLCH its lightness is 24%, its chroma 0.059 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.039 away. White text reads best on it, at 16.48:1.
| Hue family | Purples |
| Lightness | very dark (24%) |
| Chroma | muted (0.059) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.27:1 |
| White text | 16.48:1 |
Values
| HEX | #211A3A |
| RGB | rgb(33, 26, 58) |
| HSL | hsl(253, 38%, 16%) |
| OKLCH | oklch(24.4% 0.059 291.4) |
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 #211A3A | 16.48:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #211A3A | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #211A3A text on white | 16.48:1 | AAA | Lc 103.4 | Preferred for body text |
| #211A3A text on black | 1.27:1 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F7
oklch(93.7% 0.02 292.1)
-
Step 200
200
#D9D5F2
oklch(88.5% 0.04 291.9)
-
Step 300
300
#C0B9EB
oklch(80.8% 0.07 291.2)
-
Step 400
400
#A193E1
oklch(70.6% 0.113 291.5)
-
Step 500
500
#8C77D9
oklch(63.2% 0.144 291.6)
-
Step 600
600
#765EC6
oklch(55.6% 0.156 291.1)
-
Step 700
700
#644CAB
oklch(49% 0.146 291.7)
-
Step 800
800
#513F8B
oklch(42.7% 0.121 291.3)
-
Step 900
900
#43366F
oklch(37.6% 0.095 291.7)
-
Step 950
950 (this color)
#211A3A
oklch(24.4% 0.059 291.4)
#211A3A 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) | #0E1F3B | 0.032 |
| Deuteranopia (no green cones) | #0F1E39 | 0.031 |
| Tritanopia (no blue cones) | #1B2027 | 0.048 |
| Achromatopsia (no color) | #1F1F1F | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #211A3A
#211A3A
oklch(24.4% 0.059 291.4)
- #212200
#212200
oklch(24.3% 0.054 111.4)
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 #211A3A, 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 0.042
- Rich Black #0D1B2A ΔE 0.048
- Jet #212529 ΔE 0.056
- Dark Purple #35063E ΔE 0.060
- Eggplant #380835 ΔE 0.062
- Midnight Purple #280137 ΔE 0.062
- Dark Indigo #1F0954 ΔE 0.063
Use #211A3A 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.