#1E44A7
Closest named color: Sapphire (#2138AB). oklch(42.5% 0.165 264.4), rgb(30, 68, 167).
Aa
White text reads best on this color (8.60:1).
About this color
#1E44A7 is a dark, vivid blue. In OKLCH its lightness is 43%, its chroma 0.165 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Sapphire (#2138AB), ΔE 0.028 away. White text reads best on it, at 8.60:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | vivid (0.165) |
| Temperature | cool |
| Nearest name | Sapphire (#2138AB) |
| Black text | 2.44:1 |
| White text | 8.60:1 |
Values
| HEX | #1E44A7 |
| RGB | rgb(30, 68, 167) |
| HSL | hsl(223, 70%, 39%) |
| OKLCH | oklch(42.5% 0.165 264.4) |
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 #1E44A7 | 8.60:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #1E44A7 | 2.44:1 | Fails | Lc 15.0 | Dividers and decoration only |
| #1E44A7 text on white | 8.60:1 | AAA | Lc 88.9 | Fine for body text |
| #1E44A7 text on black | 2.44:1 | Fails | Lc -13.3 | 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 800.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFD
oklch(93.6% 0.028 265.4)
-
Step 200
200
#C8D9FE
oklch(88.5% 0.054 265.8)
-
Step 300
300
#A2C0FF
oklch(80.9% 0.096 264.7)
-
Step 400
400
#709DFF
oklch(70.7% 0.152 264.2)
-
Step 500
500
#4B80FF
oklch(63.1% 0.197 264.4)
-
Step 600
600
#3065EE
oklch(55.6% 0.214 264.3)
-
Step 700
700
#2453CF
oklch(49.1% 0.199 264.3)
-
Step 800
800 (this color)
#1E44A7
oklch(42.5% 0.165 264.4)
-
Step 900
900
#1D3B85
oklch(37.7% 0.13 264.4)
-
Step 950
950
#12234E
oklch(26.9% 0.082 265.1)
#1E44A7 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) | #0052AA | 0.036 |
| Deuteranopia (no green cones) | #0046A5 | 0.015 |
| Tritanopia (no blue cones) | #005D6F | 0.127 |
| Achromatopsia (no color) | #4C4C4C | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1E44A7
#1E44A7
oklch(42.5% 0.165 264.4)
- #654A00
#654A00
oklch(42.7% 0.087 84.5)
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 #1E44A7, closest first.
No curated palette has a color within ΔE 0.04 of #1E44A7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sapphire #2138AB ΔE 0.028
- Cobalt #1E488F ΔE 0.041
- Blue Blue #2242C7 ΔE 0.051
- Blueberry #464196 ΔE 0.054
- Dusk Blue #26538D ΔE 0.063
- Majorelle Blue #3F37C9 ΔE 0.068
- Dark Slate Blue #483D8B ΔE 0.068
- Light Navy #155084 ΔE 0.069
Use #1E44A7 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.