#2E48BB
Closest named color: Blue Blue (#2242C7). oklch(45.7% 0.183 268.3), rgb(46, 72, 187).
Aa
White text reads best on this color (7.60:1).
About this color
#2E48BB is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.183 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.026 away. White text reads best on it, at 7.60:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.183) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 2.76:1 |
| White text | 7.60:1 |
Values
| HEX | #2E48BB |
| RGB | rgb(46, 72, 187) |
| HSL | hsl(229, 61%, 46%) |
| OKLCH | oklch(45.7% 0.183 268.3) |
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 #2E48BB | 7.60:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #2E48BB | 2.76:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #2E48BB text on white | 7.60:1 | AAA | Lc 85.8 | Fine for body text |
| #2E48BB text on black | 2.76:1 | Fails | Lc -16.2 | 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E1EAFF
oklch(93.7% 0.03 267.2)
-
Step 200
200
#C9D9FF
oklch(88.6% 0.055 267.2)
-
Step 300
300
#A6BFFF
oklch(80.9% 0.095 267.8)
-
Step 400
400
#789AFF
oklch(70.6% 0.153 268.3)
-
Step 500
500
#587DFF
oklch(63.1% 0.197 268.3)
-
Step 600
600
#3C5CFB
oklch(55.5% 0.238 268.3)
-
Step 700
700
#304ADB
oklch(49% 0.221 268.4)
-
Step 800
800 (this color)
#2E48BB
oklch(45.7% 0.183 268.3)
-
Step 900
900
#23378C
oklch(37.7% 0.143 268.5)
-
Step 950
950
#142152
oklch(26.9% 0.091 268.4)
#2E48BB 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) | #005ABF | 0.045 |
| Deuteranopia (no green cones) | #004DB9 | 0.027 |
| Tritanopia (no blue cones) | #00667A | 0.146 |
| Achromatopsia (no color) | #545454 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2E48BB
#2E48BB
oklch(45.7% 0.183 268.3)
- #6D5300
#6D5300
oklch(45.7% 0.093 87.6)
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 #2E48BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.026
- Majorelle Blue #3F37C9 ΔE 0.042
- Sapphire #2138AB ΔE 0.050
- Blue With A Hint Of Purple #533CC6 ΔE 0.055
- Blurple #5539CC ΔE 0.062
- Blueberry #464196 ΔE 0.067
- Warm Blue #4B57DB ΔE 0.074
- Cobalt #1E488F ΔE 0.074
Use #2E48BB 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.