#211741
Closest named color: Dark Indigo (#1F0954). oklch(24.3% 0.076 290.6), rgb(33, 23, 65).
Aa
White text reads best on this color (16.61:1).
About this color
#211741 is a very dark, moderately saturated purple. In OKLCH its lightness is 24%, its chroma 0.076 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Indigo (#1F0954), ΔE 0.046 away. White text reads best on it, at 16.61:1.
| Hue family | Purples |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Dark Indigo (#1F0954) |
| Black text | 1.26:1 |
| White text | 16.61:1 |
Values
| HEX | #211741 |
| RGB | rgb(33, 23, 65) |
| HSL | hsl(254, 48%, 17%) |
| OKLCH | oklch(24.3% 0.076 290.6) |
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 #211741 | 16.61:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #211741 | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #211741 text on white | 16.61:1 | AAA | Lc 103.4 | Preferred for body text |
| #211741 text on black | 1.26:1 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D8D4F9
oklch(88.5% 0.051 290.3)
-
Step 300
300
#C0B7F7
oklch(80.9% 0.09 290.7)
-
Step 400
400
#A18FF3
oklch(70.7% 0.144 290.5)
-
Step 500
500
#8C6FEF
oklch(63.1% 0.185 290.5)
-
Step 600
600
#7853DD
oklch(55.6% 0.2 290.8)
-
Step 700
700
#6542C0
oklch(49.1% 0.187 290.6)
-
Step 800
800
#52379B
oklch(42.6% 0.155 290.7)
-
Step 900
900
#43317C
oklch(37.6% 0.122 290.4)
-
Step 950
950 (this color)
#211741
oklch(24.3% 0.076 290.6)
#211741 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) | #021F42 | 0.046 |
| Deuteranopia (no green cones) | #031D40 | 0.045 |
| Tritanopia (no blue cones) | #182029 | 0.062 |
| Achromatopsia (no color) | #1E1E1E | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #211741
#211741
oklch(24.3% 0.076 290.6)
- #222200
#222200
oklch(24.4% 0.053 109.8)
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 #211741, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Indigo #1F0954 ΔE 0.046
- Oxford Blue #1B263B ΔE 0.051
- Dark Purple #35063E ΔE 0.054
- Midnight Purple #280137 ΔE 0.055
- Dark #1B2431 ΔE 0.057
- Very Dark Purple #2A0134 ΔE 0.058
- Rich Black #0D1B2A ΔE 0.060
- Navy Blue #001146 ΔE 0.060
Use #211741 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.