#1E1E4A
Closest named color: Oxford Blue (#1B263B). oklch(26.3% 0.08 279.4), rgb(30, 30, 74).
Aa
White text reads best on this color (15.67:1).
About this color
#1E1E4A is a dark, moderately saturated blue. In OKLCH its lightness is 26%, its chroma 0.080 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.041 away. White text reads best on it, at 15.67:1.
| Hue family | Blues |
| Lightness | dark (26%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.33:1 |
| White text | 15.67:1 |
Values
| HEX | #1E1E4A |
| RGB | rgb(30, 30, 74) |
| HSL | hsl(240, 42%, 20%) |
| OKLCH | oklch(26.3% 0.08 279.4) |
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 #1E1E4A | 15.67:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #1E1E4A | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #1E1E4A text on white | 15.67:1 | AAA | Lc 102.5 | Preferred for body text |
| #1E1E4A 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E6E8FC
oklch(93.5% 0.027 281.3)
-
Step 200
200
#D1D6FC
oklch(88.4% 0.053 279.4)
-
Step 300
300
#B3BBFD
oklch(81% 0.094 278.7)
-
Step 400
400
#8E94FC
oklch(70.7% 0.151 279.3)
-
Step 500
500
#7575FA
oklch(63.1% 0.193 279.3)
-
Step 600
600
#6159E9
oklch(55.6% 0.21 279.6)
-
Step 700
700
#5148CB
oklch(49.2% 0.195 279.5)
-
Step 800
800
#423CA4
oklch(42.7% 0.162 279.6)
-
Step 900
900
#373582
oklch(37.8% 0.126 279.7)
-
Step 950
950 (this color)
#1E1E4A
oklch(26.3% 0.08 279.4)
#1E1E4A 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) | #05254C | 0.033 |
| Deuteranopia (no green cones) | #012249 | 0.035 |
| Tritanopia (no blue cones) | #0A2830 | 0.070 |
| Achromatopsia (no color) | #232323 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E1E4A
#1E1E4A
oklch(26.3% 0.08 279.4)
- #2B2500
#2B2500
oklch(26.3% 0.055 100.1)
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 #1E1E4A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.041
- Dark Indigo #1F0954 ΔE 0.050
- Dark #1B2431 ΔE 0.055
- Space Cadet #2B2D42 ΔE 0.059
- Marine #042E60 ΔE 0.060
- Navy Blue #001146 ΔE 0.063
- Rich Black #0D1B2A ΔE 0.068
- Midnight Blue #191970 ΔE 0.070
Use #1E1E4A 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.