#1E548D
Closest named color: Dusk Blue (#26538D). oklch(44.1% 0.11 252.7), rgb(30, 84, 141).
Aa
White text reads best on this color (7.75:1).
About this color
#1E548D is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.110 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.006 away. White text reads best on it, at 7.75:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.70:1 |
| White text | 7.75:1 |
Values
| HEX | #1E548D |
| RGB | rgb(30, 84, 141) |
| HSL | hsl(211, 65%, 34%) |
| OKLCH | oklch(44.1% 0.11 252.7) |
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 #1E548D | 7.75:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #1E548D | 2.70:1 | Fails | Lc 17.4 | Dividers and decoration only |
| #1E548D text on white | 7.75:1 | AAA | Lc 86.6 | Fine for body text |
| #1E548D text on black | 2.70:1 | Fails | Lc -15.5 | 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 800.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C9DBF1
oklch(88.5% 0.036 253.5)
-
Step 300
300
#A4C4EA
oklch(81% 0.064 253)
-
Step 400
400
#71A4DF
oklch(70.6% 0.103 252.8)
-
Step 500
500
#4A8CD6
oklch(63% 0.131 252.9)
-
Step 600
600
#2975C3
oklch(55.6% 0.142 252.4)
-
Step 700
700
#1B62A9
oklch(49.2% 0.132 252.5)
-
Step 800
800 (this color)
#1E548D
oklch(44.1% 0.11 252.7)
-
Step 900
900
#1C436D
oklch(37.7% 0.085 252.5)
-
Step 950
950
#112740
oklch(26.9% 0.055 253.1)
#1E548D 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) | #39588F | 0.030 |
| Deuteranopia (no green cones) | #274E8C | 0.017 |
| Tritanopia (no blue cones) | #006169 | 0.082 |
| Achromatopsia (no color) | #525252 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E548D
#1E548D
oklch(44.1% 0.11 252.7)
- #724900
#724900
oklch(44.1% 0.094 72.7)
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 #1E548D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.006
- Light Navy #155084 ΔE 0.020
- Deep Sea Blue #015482 ΔE 0.024
- Light Navy Blue #2E5A88 ΔE 0.026
- Cobalt #1E488F ΔE 0.035
- Denim Blue #3B5B92 ΔE 0.038
- Twilight #4E518B ΔE 0.054
- Peacock Blue #016795 ΔE 0.055
Use #1E548D 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.