#212136
Closest named color: Oxford Blue (#1B263B). oklch(25.8% 0.039 283.3), rgb(33, 33, 54).
Aa
White text reads best on this color (15.72:1).
About this color
#212136 is a dark, muted purple. In OKLCH its lightness is 26%, its chroma 0.039 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.018 away. White text reads best on it, at 15.72:1.
| Hue family | Purples |
| Lightness | dark (26%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.33:1 |
| White text | 15.72:1 |
Values
| HEX | #212136 |
| RGB | rgb(33, 33, 54) |
| HSL | hsl(240, 24%, 17%) |
| OKLCH | oklch(25.8% 0.039 283.3) |
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 #212136 | 15.72:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #212136 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #212136 text on white | 15.72:1 | AAA | Lc 102.7 | Preferred for body text |
| #212136 text on black | 1.33:1 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D6D7EA
oklch(88.4% 0.026 283.4)
-
Step 300
300
#BCBDDE
oklch(80.8% 0.046 283.9)
-
Step 400
400
#9A9BCE
oklch(70.7% 0.074 283.5)
-
Step 500
500
#8282C1
oklch(63.2% 0.094 283.4)
-
Step 600
600
#6C6AAE
oklch(55.6% 0.104 283.8)
-
Step 700
700
#5A5895
oklch(49% 0.096 283.7)
-
Step 800
800
#494879
oklch(42.6% 0.08 283.4)
-
Step 900
900
#3D3D61
oklch(37.7% 0.061 283.1)
-
Step 950
950 (this color)
#212136
oklch(25.8% 0.039 283.3)
#212136 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) | #1B2437 | 0.013 |
| Deuteranopia (no green cones) | #1A2235 | 0.012 |
| Tritanopia (no blue cones) | #1C2529 | 0.033 |
| Achromatopsia (no color) | #232323 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #212136
#212136
oklch(25.8% 0.039 283.3)
- #27240C
#27240C
oklch(25.7% 0.039 102.2)
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 #212136, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.018
- Dark #1B2431 ΔE 0.019
- Jet #212529 ΔE 0.032
- Rich Black #0D1B2A ΔE 0.046
- Space Cadet #2B2D42 ΔE 0.047
- Gunmetal #293241 ΔE 0.059
- Eggplant #380835 ΔE 0.075
- Dark Purple #35063E ΔE 0.078
Use #212136 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.