#211D29
Closest named color: Dark (#1B2431). oklch(24.1% 0.023 299.9), rgb(33, 29, 41).
Aa
White text reads best on this color (16.50:1).
About this color
#211D29 is a very dark close to neutral grey. In OKLCH its lightness is 24%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Dark (#1B2431), ΔE 0.026 away. White text reads best on it, at 16.50:1.
| Hue family | Neutrals |
| Lightness | very dark (24%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Dark (#1B2431) |
| Black text | 1.27:1 |
| White text | 16.50:1 |
Values
| HEX | #211D29 |
| RGB | rgb(33, 29, 41) |
| HSL | hsl(260, 17%, 14%) |
| OKLCH | oklch(24.1% 0.023 299.9) |
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 #211D29 | 16.50:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #211D29 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #211D29 text on white | 16.50:1 | AAA | Lc 103.5 | Preferred for body text |
| #211D29 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EAE9EE
oklch(93.6% 0.007 295.4)
-
Step 200
200
#DAD7E2
oklch(88.5% 0.015 298.5)
-
Step 300
300
#C3BDD0
oklch(80.9% 0.027 300.2)
-
Step 400
400
#A49BB9
oklch(70.7% 0.044 299)
-
Step 500
500
#8E82A7
oklch(63% 0.056 299.6)
-
Step 600
600
#796B92
oklch(55.6% 0.062 300.9)
-
Step 700
700
#65597D
oklch(49% 0.058 299.5)
-
Step 800
800
#534965
oklch(42.7% 0.047 300.8)
-
Step 900
900
#443D52
oklch(37.6% 0.036 299.9)
-
Step 950
950 (this color)
#211D29
oklch(24.1% 0.023 299.9)
#211D29 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) | #1B1F2A | 0.012 |
| Deuteranopia (no green cones) | #1B1F29 | 0.012 |
| Tritanopia (no blue cones) | #201F21 | 0.019 |
| Achromatopsia (no color) | #1F1F1F | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #211D29
#211D29
oklch(24.1% 0.023 299.9)
- #1E2115
#1E2115
oklch(24.1% 0.022 119.5)
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 #211D29, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.026
- Jet #212529 ΔE 0.029
- Rich Black #0D1B2A ΔE 0.035
- Oxford Blue #1B263B ΔE 0.040
- Space Cadet #2B2D42 ΔE 0.067
- Dark Brown #341C02 ΔE 0.071
- Eggplant #380835 ΔE 0.076
- Gunmetal #293241 ΔE 0.077
Use #211D29 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.