#2E48AE
Closest named color: Sapphire (#2138AB). oklch(44.6% 0.166 268), rgb(46, 72, 174).
Aa
White text reads best on this color (7.91:1).
About this color
#2E48AE is a dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.166 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Sapphire (#2138AB), ΔE 0.043 away. White text reads best on it, at 7.91:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | vivid (0.166) |
| Temperature | cool |
| Nearest name | Sapphire (#2138AB) |
| Black text | 2.65:1 |
| White text | 7.91:1 |
Values
| HEX | #2E48AE |
| RGB | rgb(46, 72, 174) |
| HSL | hsl(228, 58%, 43%) |
| OKLCH | oklch(44.6% 0.166 268) |
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 #2E48AE | 7.91:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #2E48AE | 2.65:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #2E48AE text on white | 7.91:1 | AAA | Lc 86.9 | Fine for body text |
| #2E48AE text on black | 2.65:1 | Fails | Lc -15.2 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E2EAFD
oklch(93.7% 0.027 267.5)
-
Step 200
200
#CAD9FE
oklch(88.6% 0.054 267.9)
-
Step 300
300
#A6BFFF
oklch(80.9% 0.095 267.8)
-
Step 400
400
#789BFF
oklch(70.8% 0.152 267.9)
-
Step 500
500
#577DFF
oklch(63.1% 0.197 268)
-
Step 600
600
#3F62EF
oklch(55.7% 0.215 267.9)
-
Step 700
700
#3250D0
oklch(49.2% 0.2 267.9)
-
Step 800
800 (this color)
#2E48AE
oklch(44.6% 0.166 268)
-
Step 900
900
#253A85
oklch(37.8% 0.128 267.9)
-
Step 950
950
#15224E
oklch(26.9% 0.083 268)
#2E48AE 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) | #0057B1 | 0.041 |
| Deuteranopia (no green cones) | #004BAC | 0.028 |
| Tritanopia (no blue cones) | #006174 | 0.131 |
| Achromatopsia (no color) | #515151 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E48AE
#2E48AE
oklch(44.6% 0.166 268)
- #695000
#695000
oklch(44.5% 0.091 87.8)
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 #2E48AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sapphire #2138AB ΔE 0.043
- Blue Blue #2242C7 ΔE 0.044
- Blueberry #464196 ΔE 0.050
- Cobalt #1E488F ΔE 0.054
- Majorelle Blue #3F37C9 ΔE 0.056
- Dusk Blue #26538D ΔE 0.064
- Blue With A Hint Of Purple #533CC6 ΔE 0.065
- Dark Slate Blue #483D8B ΔE 0.068
Use #2E48AE 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.