#1D1942
Closest named color: Oxford Blue (#1B263B). oklch(24.4% 0.075 283.8), rgb(29, 25, 66).
Aa
White text reads best on this color (16.53:1).
About this color
#1D1942 is a very dark, moderately saturated purple. In OKLCH its lightness is 24%, its chroma 0.075 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.046 away. White text reads best on it, at 16.53:1.
| Hue family | Purples |
| Lightness | very dark (24%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.26:1 |
| White text | 16.53:1 |
Values
| HEX | #1D1942 |
| RGB | rgb(29, 25, 66) |
| HSL | hsl(246, 45%, 18%) |
| OKLCH | oklch(24.4% 0.075 283.8) |
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 #1D1942 | 16.53:1 | AAA | Lc -105.8 | Preferred for body text |
| Black text on #1D1942 | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #1D1942 text on white | 16.53:1 | AAA | Lc 103.3 | Preferred for body text |
| #1D1942 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FB
oklch(93.6% 0.026 283.5)
-
Step 200
200
#D4D6F9
oklch(88.6% 0.048 282.8)
-
Step 300
300
#B9B9F9
oklch(80.8% 0.09 284.2)
-
Step 400
400
#9693F5
oklch(70.7% 0.141 283.6)
-
Step 500
500
#7F74F1
oklch(63% 0.181 283.9)
-
Step 600
600
#6A59E0
oklch(55.6% 0.197 283.6)
-
Step 700
700
#5948C2
oklch(49.1% 0.182 283.7)
-
Step 800
800
#483C9D
oklch(42.6% 0.151 283.5)
-
Step 900
900
#3C357D
oklch(37.8% 0.118 283.6)
-
Step 950
950 (this color)
#1D1942
oklch(24.4% 0.075 283.8)
#1D1942 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) | #032043 | 0.037 |
| Deuteranopia (no green cones) | #021D41 | 0.037 |
| Tritanopia (no blue cones) | #0F222A | 0.064 |
| Achromatopsia (no color) | #1F1F1F | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D1942
#1D1942
oklch(24.4% 0.075 283.8)
- #252100
#252100
oklch(24.5% 0.051 102.9)
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 #1D1942, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.046
- Dark Indigo #1F0954 ΔE 0.047
- Dark #1B2431 ΔE 0.053
- Navy Blue #001146 ΔE 0.054
- Rich Black #0D1B2A ΔE 0.056
- Midnight Purple #280137 ΔE 0.063
- Dark Purple #35063E ΔE 0.063
- Very Dark Purple #2A0134 ΔE 0.066
Use #1D1942 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.