#1E1C43
Closest named color: Oxford Blue (#1B263B). oklch(25.3% 0.071 282.3), rgb(30, 28, 67).
Aa
White text reads best on this color (16.12:1).
About this color
#1E1C43 is a dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.071 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.038 away. White text reads best on it, at 16.12:1.
| Hue family | Purples |
| Lightness | dark (25%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.30:1 |
| White text | 16.12:1 |
Values
| HEX | #1E1C43 |
| RGB | rgb(30, 28, 67) |
| HSL | hsl(243, 41%, 19%) |
| OKLCH | oklch(25.3% 0.071 282.3) |
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 #1E1C43 | 16.12:1 | AAA | Lc -105.5 | Preferred for body text |
| Black text on #1E1C43 | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #1E1C43 text on white | 16.12:1 | AAA | Lc 103.0 | Preferred for body text |
| #1E1C43 text on black | 1.30:1 | 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
#E7E8FA
oklch(93.6% 0.024 283.4)
-
Step 200
200
#D4D6F8
oklch(88.5% 0.047 282.7)
-
Step 300
300
#B8BAF6
oklch(80.8% 0.084 282.8)
-
Step 400
400
#9494F2
oklch(70.6% 0.136 282.4)
-
Step 500
500
#7C77ED
oklch(63.1% 0.172 282.2)
-
Step 600
600
#675CDC
oklch(55.5% 0.189 282.2)
-
Step 700
700
#564BBF
oklch(49.1% 0.175 282.1)
-
Step 800
800
#463E9A
oklch(42.6% 0.145 282.3)
-
Step 900
900
#3A367B
oklch(37.7% 0.114 282.1)
-
Step 950
950 (this color)
#1E1C43
oklch(25.3% 0.071 282.3)
#1E1C43 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) | #092244 | 0.031 |
| Deuteranopia (no green cones) | #062042 | 0.033 |
| Tritanopia (no blue cones) | #10252C | 0.062 |
| Achromatopsia (no color) | #212121 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E1C43
#1E1C43
oklch(25.3% 0.071 282.3)
- #272300
#272300
oklch(25.3% 0.053 103.1)
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 #1E1C43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.038
- Dark #1B2431 ΔE 0.048
- Dark Indigo #1F0954 ΔE 0.053
- Rich Black #0D1B2A ΔE 0.057
- Navy Blue #001146 ΔE 0.060
- Space Cadet #2B2D42 ΔE 0.062
- Jet #212529 ΔE 0.064
- Dark Purple #35063E ΔE 0.066
Use #1E1C43 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.