#1E2E75
Closest named color: Marine Blue (#01386A). oklch(33.5% 0.123 269), rgb(30, 46, 117).
Aa
White text reads best on this color (12.33:1).
About this color
#1E2E75 is a dark, moderately saturated blue. In OKLCH its lightness is 34%, its chroma 0.123 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.039 away. White text reads best on it, at 12.33:1.
| Hue family | Blues |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.70:1 |
| White text | 12.33:1 |
Values
| HEX | #1E2E75 |
| RGB | rgb(30, 46, 117) |
| HSL | hsl(229, 59%, 29%) |
| OKLCH | oklch(33.5% 0.123 269) |
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 #1E2E75 | 12.33:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #1E2E75 | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #1E2E75 text on white | 12.33:1 | AAA | Lc 97.7 | Preferred for body text |
| #1E2E75 text on black | 1.70:1 | 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 900.
-
Step 50
50
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFC
oklch(93.6% 0.026 266.6)
-
Step 200
200
#CBD8FC
oklch(88.4% 0.052 269.6)
-
Step 300
300
#A8BFFD
oklch(81% 0.092 268.6)
-
Step 400
400
#7B9AFC
oklch(70.6% 0.148 269.1)
-
Step 500
500
#5C7EFA
oklch(63.2% 0.188 268.9)
-
Step 600
600
#4563E9
oklch(55.6% 0.205 269.1)
-
Step 700
700
#3751CB
oklch(49.2% 0.191 268.9)
-
Step 800
800
#2D43A4
oklch(42.7% 0.158 268.9)
-
Step 900
900 (this color)
#1E2E75
oklch(33.5% 0.123 269)
-
Step 950
950
#17234C
oklch(27.1% 0.077 268.6)
#1E2E75 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) | #003977 | 0.033 |
| Deuteranopia (no green cones) | #003174 | 0.023 |
| Tritanopia (no blue cones) | #00404C | 0.100 |
| Achromatopsia (no color) | #353535 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E2E75
#1E2E75
oklch(33.5% 0.123 269)
- #453400
#453400
oklch(33.5% 0.068 88.4)
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 #1E2E75, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.039
- Marine #042E60 ΔE 0.045
- Midnight Blue #191970 ΔE 0.052
- Twilight Blue #0A437A ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.059
- Royal #0C1793 ΔE 0.071
- Cobalt #1E488F ΔE 0.081
- Dark Blue Grey #1F3B4D ΔE 0.087
Use #1E2E75 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.