#191A2D
Closest named color: Rich Black (#0D1B2A). oklch(22.7% 0.037 280.7), rgb(25, 26, 45).
Aa
White text reads best on this color (17.11:1).
About this color
#191A2D is a very dark, muted purple. In OKLCH its lightness is 23%, its chroma 0.037 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.021 away. White text reads best on it, at 17.11:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.11:1 |
Values
| HEX | #191A2D |
| RGB | rgb(25, 26, 45) |
| HSL | hsl(237, 29%, 14%) |
| OKLCH | oklch(22.7% 0.037 280.7) |
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 #191A2D | 17.11:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #191A2D | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #191A2D text on white | 17.11:1 | AAA | Lc 104.0 | Preferred for body text |
| #191A2D text on black | 1.22:1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D6D8E9
oklch(88.6% 0.023 280.6)
-
Step 300
300
#BBBEDD
oklch(80.9% 0.044 281)
-
Step 400
400
#989CCC
oklch(70.7% 0.07 280.7)
-
Step 500
500
#7F83BE
oklch(63% 0.089 280.5)
-
Step 600
600
#696CAB
oklch(55.6% 0.097 280.7)
-
Step 700
700
#585A93
oklch(49.2% 0.091 281)
-
Step 800
800
#484A77
oklch(42.8% 0.074 280.8)
-
Step 900
900
#3C3E60
oklch(37.8% 0.058 280.7)
-
Step 950
950 (this color)
#191A2D
oklch(22.7% 0.037 280.7)
#191A2D 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) | #141C2E | 0.010 |
| Deuteranopia (no green cones) | #131B2D | 0.010 |
| Tritanopia (no blue cones) | #131E21 | 0.033 |
| Achromatopsia (no color) | #1C1C1C | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #191A2D
#191A2D
oklch(22.7% 0.037 280.7)
- #201D07
#201D07
oklch(22.8% 0.037 101.7)
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 #191A2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.021
- Dark #1B2431 ΔE 0.035
- Oxford Blue #1B263B ΔE 0.044
- Jet #212529 ΔE 0.046
- Rich Navy #001219 ΔE 0.067
- Navy Blue #001146 ΔE 0.070
- Midnight Purple #280137 ΔE 0.075
- Very Dark Purple #2A0134 ΔE 0.075
Use #191A2D 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.