#1E2B54
Closest named color: Marine (#042E60). oklch(30.1% 0.076 268.3), rgb(30, 43, 84).
Aa
White text reads best on this color (13.73:1).
About this color
#1E2B54 is a dark, moderately saturated blue. In OKLCH its lightness is 30%, its chroma 0.076 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.030 away. White text reads best on it, at 13.73:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.52:1 |
| White text | 13.73:1 |
Values
| HEX | #1E2B54 |
| RGB | rgb(30, 43, 84) |
| HSL | hsl(226, 47%, 22%) |
| OKLCH | oklch(30.1% 0.076 268.3) |
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 #1E2B54 | 13.73:1 | AAA | Lc -103.3 | Preferred for body text |
| Black text on #1E2B54 | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #1E2B54 text on white | 13.73:1 | AAA | Lc 100.2 | Preferred for body text |
| #1E2B54 text on black | 1.52:1 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFC
oklch(93.6% 0.026 266.6)
-
Step 200
200
#CBD9FB
oklch(88.6% 0.049 267.7)
-
Step 300
300
#A8BFFC
oklch(80.9% 0.09 268.4)
-
Step 400
400
#7B9BFA
oklch(70.7% 0.144 268.5)
-
Step 500
500
#5B7FF7
oklch(63.1% 0.183 268.2)
-
Step 600
600
#4364E6
oklch(55.5% 0.2 268.3)
-
Step 700
700
#3652C8
oklch(49.1% 0.186 268.4)
-
Step 800
800
#2C44A2
oklch(42.7% 0.155 268.2)
-
Step 900
900
#273B80
oklch(37.7% 0.119 268.1)
-
Step 950
950 (this color)
#1E2B54
oklch(30.1% 0.076 268.3)
#1E2B54 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) | #183056 | 0.016 |
| Deuteranopia (no green cones) | #102B53 | 0.016 |
| Tritanopia (no blue cones) | #00343B | 0.067 |
| Achromatopsia (no color) | #2D2D2D | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E2B54
#1E2B54
oklch(30.1% 0.076 268.3)
- #3B2C00
#3B2C00
oklch(30.2% 0.062 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 #1E2B54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.030
- Prussian Blue #1D3557 ΔE 0.031
- Space Cadet #2B2D42 ΔE 0.040
- Oxford Blue #1B263B ΔE 0.047
- Gunmetal #293241 ΔE 0.049
- Marine Blue #01386A ΔE 0.052
- Dark Blue Grey #1F3B4D ΔE 0.057
- Midnight Green #073B4C ΔE 0.059
Use #1E2B54 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.