#1E56AA
Closest named color: Dusk Blue (#26538D). oklch(46.6% 0.147 258.9), rgb(30, 86, 170).
Aa
White text reads best on this color (7.07:1).
About this color
#1E56AA is a medium-dark, vivid blue. In OKLCH its lightness is 47%, its chroma 0.147 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.047 away. White text reads best on it, at 7.07:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.147) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.96:1 |
| White text | 7.07:1 |
Values
| HEX | #1E56AA |
| RGB | rgb(30, 86, 170) |
| HSL | hsl(216, 70%, 39%) |
| OKLCH | oklch(46.6% 0.147 258.9) |
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 #1E56AA | 7.07:1 | AAA | Lc -89.0 | Fine for body text |
| Black text on #1E56AA | 2.96:1 | Fails | Lc 20.0 | Dividers and decoration only |
| #1E56AA text on white | 7.07:1 | AAA | Lc 84.1 | Fine for body text |
| #1E56AA text on black | 2.96:1 | Fails | Lc -17.9 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EBF8
oklch(93.7% 0.02 257.5)
-
Step 200
200
#CADAF4
oklch(88.4% 0.04 260.1)
-
Step 300
300
#A5C2EF
oklch(80.8% 0.071 259.1)
-
Step 400
400
#74A2E7
oklch(70.8% 0.113 258.3)
-
Step 500
500
#5088E0
oklch(63% 0.146 259.1)
-
Step 600
600
#3370CE
oklch(55.5% 0.159 259)
-
Step 700
700 (this color)
#1E56AA
oklch(46.6% 0.147 258.9)
-
Step 800
800
#214D90
oklch(42.7% 0.121 258.8)
-
Step 900
900
#204173
oklch(37.8% 0.094 258.6)
-
Step 950
950
#132643
oklch(26.9% 0.06 258.6)
#1E56AA 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) | #245FAD | 0.026 |
| Deuteranopia (no green cones) | #0052A8 | 0.019 |
| Tritanopia (no blue cones) | #006A78 | 0.112 |
| Achromatopsia (no color) | #585858 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E56AA
#1E56AA
oklch(46.6% 0.147 258.9)
- #765200
#765200
oklch(46.6% 0.097 79.3)
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 #1E56AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.051
- Cobalt #1E488F ΔE 0.056
- Mid Blue #276AB3 ΔE 0.058
- Light Navy Blue #2E5A88 ΔE 0.059
- Dusky Blue #475F94 ΔE 0.063
- Light Navy #155084 ΔE 0.064
- Peacock Blue #016795 ΔE 0.064
Use #1E56AA 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.